PRO3900/BCB3835
OLYMPIC WEIGHT RACK AND BENCH SET
This product is intended for indoor, home use only and is
not to be used in a commercial setting.
CAUTION
Maximum Weight Limit is 300 lbs.
for weight set; 300 lbs. for user weight
OWNER’S MANUAL
This page is left blank intentionally
PRO3900 / BCB3835 Page
1
PLEASE KEEP THESE INSTRUCTIONS FOR FUTURE USE & REFERENCE.
DO NOT DISCARD.
WARNING: SERIOUS INJURIES AND EVEN DEATH CAN OCCUR IF THE PROPER SAFETY PRECAUTIONS
ARE NOT FOLLOWED.
The diagram below highlights and reviews many of the important Safety and Warning labels also found on the unit.
Please ensure any user of the unit familiarizes themselves with these Safety and Warning guidelines before use.
PRO3900 / BCB3835 Page
2
Before you undertake any exercise program, please be sure to
consult with your doctor.
Frequent strenuous exercise should be approved by your
doctor and proper use of your product is essential.
Excessive or incorrect training may result to health injuries.
Please read this manual carefully before commencing the
assembly of your product or starting to exercise.
• Please keep all children away from this item when in use.
Do not allow children to climb or play on this item when it
is not in use.
• Supervise teenagers while they use this unit.
• For your own safety, always ensure that there is at least
3 feet of free space in all directions around your product
while you are exercising.
• Regularly check to see that all nuts, bolts and ttings are
securely tightened. Periodically check all moving parts for
obvious signs of wear or damage.
• Any adjustment devices that could interfere with the user’s
movement on this unit should not be left projecting.
• Clean only with a damp cloth, do not use solvent
cleaners.
If you are in any doubt, do not use your product; contact
CUSTOMER SUPPORT.
• Before use, always ensure that your product is positioned
on a solid, hard-at surface.
• Do not place on carpet. If necessary, use a rubber mat
underneath to reduce the possibility of slipping.
• Always wear appropriate clothing and footwear such as
training shoes when exercising. Do not wear loose clothing
that could become caught in moving parts during exercise.
• Do not use this unit if it is not functioning properly or if it is
not fully assembled.
• Do not use this unit for commercial purposes. This unit is
for home use only.
• Before use, you must read and understand all instructions
& warnings stated in this Owner’s Manual as well as
posted on the equipment.
• It is the facility owner’s responsibility to properly instruct
users on the proper operation of the equipment and to
warn them of the potential hazards.
• If at any time during exercise you feel faint, dizzy or
experience pain, stop and consult your physician.
Your product is intended for use in clean dry conditions. You
should avoid storage in excessively cold or damp places as
this may lead to corrosion and other related problems.
If you have any questions concerning the assembly of your
item or if any parts are missing, please CONTACT OUR
CUSTOMER SUPPORT TEAM DIRECTLY FOR ACCURATE
AND EXPEDITED ASSISTANCE; DO NOT RETURN the
item to the store or contact the retailer which may likely cause
delays in support to you.
Our dedicated customer service sta can help you with
any questions you may have regarding the assembly of this
unit and can also mail you replacement parts.
Customer Support is open 9:00 a.m. to 5:00 p.m. (Pacic
Time) Monday through Friday.
Please contact us by any of the following methods :
%RG\)OH[6SRUWV,QF
21717 Ferrero Parkway
Walnut, CA 91789
Telephone: 1 (888) 266 - 6789
Fax: 1 (909) 598 - 6707
Email: LQIRU#ERG\IOH[VSRUWVFR
%RG\)OH[6SRUWV,QF warrants your product for a period of
1 year for the frame and 90 days on all parts if the item is used
for the intended purpose, properly maintained and not used
commercially.
Any alterations or incorrect assembly of the product will void
this warranty.
Proof of purchase must be presented for any warranty
validation (no exceptions). This warranty applies to the original
purchaser only and is not transferable.
This warranty does not cover abuse or defects caused during
use, storage or assembly. During the warranty period, %RG\)OH[
6SRUWVInc. reserves the right to:
1. provide replacement parts to the purchaser in an eort to
repair the item.
2. repair the product returned to our warehouse (at the
purchaser’s cost).
3. replace the product if neither of the two previously
mentioned actions eect repair. This warranty does not
cover normal wear and tear on upholstery.
Your product has a maximum weight limit of:
300 pounds for weight set; 300 pounds for user weight.
General Information
Safety Storage and Use
Questions
Customer Support
Warranty
Weight Limit
PRO3900 / BCB3835 Page
3
Before Assembly
1. Take a few minutes to familiarize yourself with the parts and hardware included with your product.
2. Assembly may require two people.
3. Check the frame for any damage and check any wiring (if present) for rips or tears. If you detect damage, rips, or
tears, please contact our Customer Support Team before beginning any assembly.
4. Make sure all the hardware needed is included.
5. It is very important to follow the assembly instructions correctly and to make sure all parts are attached correctly and
rmly tightened when the assembly process is complete.
6. Parts that are not tightened correctly will seem loose and can cause irritating noises and will cause damage to the
equipment.
1. It is only necessary to tighten the bolts and nuts to “nger tight” during the assembly process. This will make it
easier to complete certain steps by allowing more tolerance for all the parts to t properly.
2. Do not tighten all the nuts onto the bolts securely until after you have completed assembly of your product.
3. Use wrenches, pliers, or ratchet and sockets to tighten the bolts and nuts.
4. The Nylon Nut should thread onto the Hex Bolt until the end of the Hex Bolt has passed through the Nylon insert
inside the Nut. Please follow this guideline everytime you see this Nylon Nut icon throughout the assembly steps.
Nylon Lock Safety Nuts
Tools Required For Assembly
WARNING
PLEASE NOTE : Some of the parts and hardwares listed on the parts list may already pre-assembled or
installed on the unit.
Tool Description/Purpose
Ruler (with both Metric and English measurements)
QTY: 1
Use to measure the length or size of hardware including
bolts to ensure you are using the correct part.
Adjustable or at wrenches
QTY: 2
Use to securely install parts including nuts and bolts.
PRO3900 / BCB3835 Page
4
Part Listing
The following parts list describes all of the parts illustrated on the exploded diagram on the following page.
PLEASE NOTE : Not all of the parts and hardware you see here will be used while you are assembling the unit because
some of these items are already pre-installed. Please use this page only as a reference guide for parts and hardware.
# Description # Description
01 Main Frame
02 Seat Cushion Adjustment Tube
03 Backrest Cushion Adjustment Tube
04 Rear Stabilizer
05 Upright Frame
06 Rear Cross Tube
07 Adjustable Upright Tube
08 Backrest Cushion Tube
09 Front Stabilizer
10 Left Safety Hook
11 Right Safety Hook
12 Bottom Tube
13 Hex Bolt (M6x15 mm)
14 Hex Bolt (M8x15 mm)
15 Hex Bolt (M8x40 mm)
16 Hex Bolt (M10x80 mm)
17 Hex Bolt (M10x160 mm)
18 Carriage Bolt (M10x45 mm)
19 Screw (M5x10 mm)
20 Washer (M8)
21 Washer (M10)
22 Large Washer (M10)
23 Nylon Nut (M6)
24 Nylon Nut (M8)
25 Nylon Nut (M10)
26 Knob Bolt (7/16")
27 Pop-pin
28 Square End Cap (口25 mm)
29 Rectangular End Cap (13x26 mm)
30 Rectangular End Cap (25x50 mm)
31 Rectangular End Cap (40x60 mm)
32 Rectangular End Cap (30x60 mm)
33 Transport Wheel
34 Backrest Cushion
35 Seat Cushion
36 Rubber
37 Grip
38 Grip
39 Sleeve
40 Bumper
PRO3900 / BCB3835 Page
5
# Description
Exploded View
The following diagram is provided to help you familiarize yourself with the parts and hardware that will be used during the
assembly process.
PRO3900 / BCB3835 Page
6
Hardware and Tool List
Bolts
Washers
Nuts
Others
#17 Hex Bolt (M10X160mm)
[2 Pieces]
#15 Hex Bolt (M8X40mm)
[4 Pieces]
#14 Hex Bolt (M8X15mm)
[4 Pieces]
#22 Large Washer (M10)
[4 Pieces]
#25 Nylon Nut (M10)
[14 Pieces]
#24 Nylon Nut (M8)
[2 Pieces]
#23 Nylon Nut (M6)
[1 Piece]
#27 Pop Pin
[1 Piece]
#21 Washer (M10)
[6 Pieces]
#20 Washer (M8)
[4 Pieces]
#13 Hex Bolt (M6X15mm)
[1 Piece]
#18 Carriage Bolt (M10X45mm)
[8 Pieces]
#16 Hex Bolt (M10X80mm)
[4 Pieces]
PRO3900 / BCB3835 Page
7
Assembly STEP 1 RACK
With the help of an assistant, attach the Right Upright Frame (#05)
to one Bottom Tube (#12) by inserting two Carriage Bolts (#18) up
through the Bottom Tube (#12) and Right Upright Frame (#05) and
secure with two Nylon Nuts (#25).
The Adjustable Upright Tubes (#07) are pre-installed on the Right
Upright Frame (#05). Adjust the Adjustable Upright Tubes (#07) to
obtain the desired height and insert the Knob Bolt (#26) to secure it in
place.
Repeat this process to assemble the Left Upright Frame (#05) to the
Left Bottom Tube (#12).
Note: Always ensure that after any adjustments are made, both sides
are even and level to prevent serious injury and even death.
Hardware Required
NOTE:
To avoid misalignment due to over-tightening, please do
not use a wrench at this time.
Hand-tightening for now will help ensure easy assembly.
Wrench-tightening should be performed after all parts are
assembled to ensure all nuts, bolts, and parts are tightly
secured before use.
#18 Carriage Bolt
(M10X45mm)
[4 Pieces]
#25 Nylon Nut (M10)
[4 Pieces]
PRO3900 / BCB3835 Page
8
Assembly STEP 2
Connect the Right Upright Frame (#05) and Left Upright Frame
(#05) by using the Rear Cross Tube (#06) in the mid-span as
illustrated. Beginning on the right side, insert two Hex Bolts (#16)
through two Large Washers (#22), and through the Right Upright
Frame (#05), securing with two Nylon Nuts (#25).
Using the diagram as a reference, insert the Right Safety Hooks
(#10) into the holes on top of right Adjustable Upright Tubes (#07).
Secure each using one Nylon Nut (#24).
Repeat this process on the left side using Left Safety Hooks (#11).
Repeat this process on the left side using Left Upright Frame (#05).
Hardware Required
RACK
#22 Large Washer (M10)
[4 Pieces]
#25 Nylon Nut (M10)
[4 Pieces]
#16 Hex Bolt (M10X80mm)
[4 Pieces]
#24 Nylon Nut (M8)
[2 Pieces]
PRO3900 / BCB3835 Page
9
Assembly STEP 3
Attach the Main Frame (#01) to the Rear Stabilizer (#04) by
inserting two Carriage Bolts (#18) up through the Rear Stabilizer (#04)
and Main Frame (#01) and secure with two Nylon Nuts (#25).
Attach the Main Frame (#01) to the Front Stabilizer (#09) by inserting
two Carriage Bolts (#18) up through the Front Stabilizer (#09) and
Main Frame (#01), and secure with two Nylon Lock Nuts (#25).
With the help of an assistant and using the drawing as a
reference, align the holes on the bottom end of the Backrest
Cushion Tubes (#08), the small cylinder on Seat Cushion Adjustment
Tube (#02) and bracket on Main Frame (#01). Secure them together
by using one Hex Bolt (#17), four Washers (#21) and one Nylon Nut
(#25) by hand tightening. Attach the Backrest Cushion Adjustment
Tube (#03) to the two Backrest Cushion Tubes (#08). Secure them
together by using one Hex Bolt (#17), two Washers (#21) and one
Nylon Nut (#25).Screw a Hex Bolt (#13) through the bottom of the
Seat Cushion Adjust Tube (#02), and secure it use a Nylon Nut (#23).
This is for safety measure. Insert Lock pin (#27) into the hole on the
Main Frame (#01) and through the hole setting on the Seat Cushion
Adjustment Tube (#02).
Hardware Required
WEIGHT BENCH
A
A
B
B
#25 Nylon Nut (M10)
[6 Pieces]
#18 Carriage Bolt (M10X45mm)
[4 Pieces]
#17 Hex Bolt (M10X160mm)
[2 Pieces]
#21 Washer (M10)
[6 Pieces]
#23 Nylon Nut (M6)
[1 Piece]
#13 Hex Bolt
(M6X15mm)
[1 Piece]
#27 Pop Pin
[1 Piece]
PRO3900 / BCB3835 Page
10
Assembly STEP 4
Attach the Seat Cushion (#35) to the Seat Cushion Adjustment Tube
(#02) by inserting four Hex Bolts (#14) up through the bottom of the
Seat Cushion Adjustment Tube (#02) and secure.
Next, attach the Backrest Cushion (#34) to the Backrest Cushion
Tube (#08) by inserting four Hex Bolts (#15) through four Washers
(#20) from the back of the Backrest Cushion Tube (#08).
Hardware Required
#15 Hex Bolt (M8X40mm)
[4 Pieces]
#14 Hex Bolt (M8X15mm)
[4 Pieces]
#20 Washer (M8)
[4 Pieces]
NOTE:
At this point, secure ALL the hardwares that were
hand tightened in previous steps with appropriate
tools.
THE ASSEMBLY PROCESS IS NOW COMPLETE.
However, for your own safety, please make sure to read this entire Owner’s Manual which includes
safety instructions and warnings, as well as any safety/warning labels axed to the product before use.
For your safety , please visually and functionally inspect and test the unit after assembly is complete.
WEIGHT BENCH
PRO3900 / BCB3835 Page
11
Safety and Maintenance
• Make sure all nuts, bolts, and screws are tightened prior to use.
• Be sure that all adjustment locking devices and safety devices are properly engaged prior to use!
• Never over-tighten the above-mentioned devices and parts to avoid damage to the unit.
• Check for loose parts and components and make proper adjustments prior to use.
• Check to see if there are any tears or bends in the welding or metal prior to use. If tears or bends are found,
DO NOT use the unit and contact our CUSTOMER SUPPORT.
• Extreme care must be taken to not allow your feet, ngers, hair, clothing, and/or any loose items to be snagged into
any portion of the unit when the unit is in use. Failure to follow these instructions could result in serious injury.
• Please review all safety instructions and warnings in this entire Owner’s Manual, as well as any safety/warning labels
axed to the product before use.
• To avoid rust or corrosion to the metal parts caused by moisture and sweat, we advise wiping and drying the unit with
a dry absorbent towel after each workout session.
• Do not use solvent cleaners. If you are in any doubt, do not use your cleansing product; contact
CUSTOMER SUPPORT.
• The specic Parts on your unit which may see possible signs of wear after prolonged use are listed as follows (please
check these parts before each use): Backrest Cushion (#34) , Seat Cushion (#35)
• For any replacement warning labels, please contact our CUSTOMER SUPPORT at :
1 (888) 266-6789 or 1 (909) 598-9876, or mail in a written request to:
%RG\)OH[6SRUWV,QF
21717 Ferrero Parkway
Walnut, CA 91789
More detailed information about how to reach our CUSTOMER SUPPORT may be found on the General Information
page of this manual.
Safety & Warning
Maintenance & Care
PRO3900 / BCB3835 Page
12
Warm-Up Instructions
1. Sit with your knees exed and
soles of feet together.
2. Hold your ankles and bend
at your hips (keep your back
straight) as you press your
knees toward the oor with your
elbows.
1. Lie on your back and raise
your right leg as you clasp both
hands under the back of the
knee. Keep your left leg straight.
2. Gently pull your right leg toward
your trunk without
raising your upper body. Switch
leg positions and repeat.
1. Sit with your left leg extended
and bend your right leg at the
knee as you place the sole of
your right foot against the inner
thigh of your extended leg.
2. Flex the foot of your extended
leg (toes pointed toward
ceiling) and gently bend forward
from your hips; keep your back
straight.
3. Reach your hands on your
extended leg as far as possible
and then switch legs and repeat.
1. Assume the depicted position on your hands and knees. Stretch your
hands out in front of you and then slowly start to pull them back in toward
your body as you tuck your chin and arch your back upward.
2. Return to the starting position slowly.
1. Sit with your leg extended and
bend your right knee as you
cross your right leg over your
left leg. Your right foot of your
extended leg foot should be at
on the oor alongside your left
knee.
2. Place your left arm on the
outside of your right leg and pull
against that leg while twisting
your trunk as far as possible to
the right. Place your right hand
on the oor behind your but-
tocks. Reverse leg positions and
repeat.
Before use, you must read and understand all instructions & warnings stated in this Owner’s Manual as well as posted
on the equipment. Before beginning any exercise program including the following exibility exercises, please consult with
your physician.
The following exibility exercises are provided to you as a means to prevent injury while you are exercising. A proper
warm-up routine decreases the chance of injuring your muscles while you are exercising. Please take the time to do these
exibility exercises before and after each time you exercise.
Groin Stretch
Groin Stretch
Hamstring Stretch
Trunk Flexion, Prone
Trunk Twister
PRO3900 / BCB3835 Page
13
Warm-Up Instructions
1. Bring your right hand over your
right shoulder to the
upper back and bring your left
hand under your left shoulder to
the upper back.
2. Try to reach your ngertips. If
you are not able to reach your
ngertips, use a towel as an
extension of your hands and
gently pull one hand toward the
other.
Reverse arm positions and
1. Stand on your left leg and hold
onto a support with your left
hand.
2. Flex your right leg behind you,
grasp your ankle or foot with
your right hand and pull your
foot toward your buttocks. Keep
your back straight and right
knee pointed down.
Repeat on the other leg.
1. Place both hands against a wall
to aid your balance. Press the
ball of your left foot against the
wall and keep the heel of the
same foot rested on the oor
(make sure your left knee is
bent).
2. Slowly start to straighten your
left knee and you will feel the
muscles in your left calf stretch.
Switch leg positions and repeat.
Shoulder Stretch Quadriceps Stretch Calf Twister
THANK YOU FOR YOUR PURCHASE
MODEL NO.: PRO3900 / BCB3835
along with your sales receipt as proof of purchase.
Serial Number :
Date of Purchase :
Retailer :
Ver. 09/04/17 Printed in China
Body Flex Sports, Inc.
21717 Ferrero Parkway
Walnut, CA 91789
Phone : 1 (888) 266-6789
Fax : 1 (909) 598-6707
Email : infor@bodyexsports.
