
A S S E M B L Y I N S T R U C T I O N S
46"
44 1/4"
RAB-336
Abdominal / Back Bench
TuffStuff Fitness Equipment, Inc.
1325 E. Franklin Avenue
Pomona, CA 91766, USA
Ph: 909-629-1600 Fax: 909-629-4967
E-mail: service@tuffstuff.net Net: www.tuffstuff.net
AMERICA’S PREMIER EXERCISE EQUIPMENT
61 3/4"
RAB-336 Rev0
Revision Date 6-04-2007

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Introduction
About the RAB-336 Abdominal / Back Bench
Congratulations on your new purchase of the Abdominal / Back
Bench. We hope you are completely satisfi ed with this product and
wish you many years of enjoyment.
TuffStuff Equipment
This Tuffstuff product has been built to precise quality standards
and has been carefully packaged to ensure that damage will not
occur during shipment. The Home Lifetime Warranty and signature
indicating fi nal inspection has been conducted by our line foreman,
is an expression of our confi dence in the completeness, the
materials, and workmanship of this product.
Warranty
SEE A COPY OF WARRANTY ON BACK PAGE.
Registration Card
To avoid unnecessary delays in warranty service and to insure that
a permanent record of your purchase is on fi le with our factory,
be sure to complete the warranty registration card and send it to
TuffStuff Fitness Equipment today.
Specifi cations
1. Maximum Wt. Capacity - 200 lbs.
2. Total Machine Weight - 115 lbs.
3. Footprint (LWH) - See Front Cover.
Prior to the Assembly of the Abdominal / Back Bench
We advise you to consult your local TuffStuff retailer if you should
have a question or problem regarding the proper assembly of this
unit.
Tool Requirements
One 7/8” combination wrench1.
One 9/16” combination wrench2.
One 1/2” combination wrench3.
One ratchet4.
One 9/16” socket5.
One hammer6.
Rubber Mallet7.
Windex or household glass cleaner8.
Measuring tape9.
Utility knife10.
Hardware Measurement Diagram
Note: Due to continuing product improvements, specifi cations and designs are subject to change
without notice.
Step 1 Assembly List
Item # Description Qty.
1 MAIN FRAME 1
3 REAR FRAME 1
13 PLASTIC ELLIPTICAL SHOE 2
36 NYLON INSERT JAM LOCK NUT 3/8-16 2
37 FLAT WASHER SAE 3/8” 4
40 HEX HEAD CAP SCREW 3/8-16 X 5 2
2 RAB-336 Abdominal / Back Bench

4037
1
2
36 3713
44 38 37
Step 2 Assembly List
Item # Description Qty.
2 SIDE FRAME 1
13 PLASTIC ELLIPTICAL SHOE 1
36 NYLON INSERT JAM LOCK NUT 3/8-16 2
37 FLAT WASHER SAE 3/8” 6
38 SPLIT LOCK WASHER 3/8” 2
40 HEX HEAD CAP SCREW 3/8-16 X 5 2
44 HEX HEAD CAP SCREW 3/8-16 X 3/4 2
Step 3 Assembly List
Item # Description Qty.
4 PIVOT ARM 1
16 FOAM FOOT ROLL 2 1/4 X 4 1/4 X 16 1
20 NYLON FOAM ROLL WASHER 3/8 X 3 1
21 NYLON FOAM ROLL WASHER 2 X 3 1/2 1
37 FLAT WASHER SAE 3/8” 1
38 SPLIT LOCK WASHER 3/8” 1
41 BUTTON HEAD SCREW 3/8-16 X 1 1
3RAB-336 Abdominal / Back Bench

Step 4 Assembly List
Item # Description Qty.
4 PIVOT ARM 1
5 WEIGHT HOLDER 1
8 CIRCULAR PLATE W/AXLE 1
27 NYLON FLAT WASHER 1 1/32 ID 1
34 ROLL PIN 3/8 X 1 1/2 1
4 RAB-336 Abdominal / Back Bench

41 38 35 19 18 19
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1
43
37
7
29
45
45
Step 5 Assembly List
Item # Description Qty.
6 ADJUSTABLE FOOT PIECE 1
7 ADJUSTABLE SEAT FRAME 1
18 FOAM FOOT ROLL 1 X 4 X 7 W/VINYL 2
19 FOAM ROLL 1” NYLINER BUSHING 4
29 SEAT PAD 1
35 ALUMINUM WASHER .390 ID X 1.5 OD 2
37 FLAT WASHER SAE 3/8” 2
38 SPLIT LOCK WASHER 3/8” 2
41 BUTTON HEAD SCREW 3/8-16 X 1 2
43 HEX HEAD CAP SCREW 3/8-16 X 1 1/4 2
45 HEX HEAD CAP SCREW 5/16-18 X 3/4 2
5RAB-336 Abdominal / Back Bench

RAB-336 Exploded View Diagram
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6RAB-336 Abdominal / Back Bench

REV0
ITEM DESCRIPTION REV PART NO. QTY ITEM DESCRIPTION PART NO. QTY
1 MAIN FRAME 0 UP3988 1 27 NYLON FLAT WASHER 1 1/32 ID X 1 55/64 OD X 1/8 TH BNH0240 2
2 SIDE FRAME 0 UP3989 1 28 PULL PIN 1/2 X 3 1/2 (YELLOW) BNH0603 1
3 REAR FRAME 0 UP3990 1 29 SEAT PAD UP3997 1
4 PIVOT ARM 0 UP3991 1 30 PULL PIN 1 X 5 1/2 (YELLOW) BNH2084 1
5 WEIGHT HOLDER 0 UP3992 1 31 RUBBER DONUT 1 X 2 1/2 BNH0062 1
6 ADJUSTABLE FOOT PIECE 0 UP3993 1 32 PLASTIC INSERT CAP 1 3/4" RD 10-14 GA BNH0011 1
7 ADJUSTABLE SEAT FRAME 0 UP3994 1 33 PLASTIC INSERT CAP ELLIPTICAL 1 1/2 X 3 BNH1795 1
8 CIRCULAR PLATE W/AXLE 0 UP3995 1 34 ROLL PIN Z/P 3/8 X 1 1/2 BNH0483 1
9 ADJUSTABLE RELEASE HOLDER 0 UP3739 2 35 ALUMINUM WASHER .390 ID X 1.500 OD X .150 THK BNH1541 2
10 RELEASE LEVER PROTECTIVE COVER BNH1940 2 36 NYLON INSERT JAM LOCK NUT Z/P 3/8-16 BNH2026 8
11 STIFF SPRING BNH0519 2 37 FLAT WASHER SAE Z/P 3/8" BNH2030 19
12 PLASTIC INSERT ELLIPTICAL GUIDE (2X4) BNH1760 2 38 SPLIT LOCK WASHER Z/P 3/8" BNH2032 5
13 PLASTIC HORIZONTAL ELLIPTICAL SHOE BNH1847 3 39 HEX HEAD CAP SCREW GR-5 Z/P 3/8-16 X 2 1/2 BNH2044 2
14 RUBBER BUMPER W/WASHER 3/8 X 1 1/2 BNH0514 2 40 HEX HEAD CAP SCREW GR-5 Z/P 3/8-16 X 5 BNH2051 4
15 BALL BEARING #W 516 BNH0628 2 41 BUTTON HEAD SOCKET CAP SCREW Z/P 3/8-16 X 1 BNH2033 3
16 FOAM FOOT ROLL 2 1/4 X 4 1/4 X 16 W/VINYL UP3996 1 42 HEX HEAD CAP SCREW GR-5 Z/P 3/8-16 X 1 BNH2037 2
17 ABS PIPE 2 X 15 1/2 BNH1038 1 43 HEX HEAD CAP SCREW GR-5 Z/P 3/8-16 X 1 1/4 BNH2038 2
18 FOAM FOOT ROLL 1 X 4 X 7 W/VINYL UP3785 2 44 HEX HEAD CAP SCREW GR-5 Z/P 3/8-16 X 3/4 BNH2036 2
19 FOAM ROLL 1" NYLINER BUSHING BNH2025 4 45 HEX HEAD CAP SCREW GR-5 Z/P 5/16-18 X 3/4 BNH2049 2
20 NYLON FOAM ROLL WASHER 3/8 X 3 BNH2082 1 46 FLAT PHILLIPS SCREW ZINC # 2 X 1/2 BNH1480 2
21 NYLON FOAM ROLL WASHER 2 X 3 1/2 BNH2083 1 47 HEX KEY ALLOY 7/32" BNH0575 1
22 PLASTIC INSERT CAP 1" RD 10-12 GA BNH0002 2 48 TUFFSTUFF LOGO ALUMINUM SMALL BNH1323 1
23 RUBBER GRIP 1 ID X .125 X 8 1/2 BNH1075 2 49 DECAL-CAUTION WEIGHT TRAINING SAFETY... BNH0126 1
24 URETHANE BUMPER 962 BNH0244 2 50 DECAL-DANGER TIGHTEN THIS RETAINING... BNH0142 1
25 PLASTIC INSERT CAP ELLIPTICAL 2 X 4 BNH1794 1 51 DECAL-IMPORTANT FOR BEST PERFORMANCE... BNH1894 2
26 URETHANE BUMPER 1 3/4 BNH0229 1 52 DECAL-WARNING ATTENTION USERS! MOVING PARTS... BNH1895 1
COLOR CHART
BOLD FONT = SUB-ASSEMBLY PARTS
BLACK= HARDWARE
7RAB-336 Abdominal / Back Bench

DO NOT DISCARD TH I S M A N U A L
H O M E L I F E T I M E W A R R A N T Y
TuffStuff products are warranted to the retail purchaser to be free from defects in materials and workmanship.
TuffStuff exclusive Home Lifetime Warranty coverage extends for the life of the product while owned by the
original retail purchaser, and used only in a home or residential setting unless otherwise noted in the owner’s
manual.
This warranty does not cover:
1. TuffStuff products sold for and used in a commercial or institutional setting.
2. Any damage, failure or loss caused by accident, misuse, neglect, abuse, improper assembly, improper
maintenance, or failure to follow instructions or warnings in the owner’s manual and warning labels
posted on the machine.
3. Use of products in a manner for which they were not designed.
4. Original product that is altered, or the use of replacement parts and components of another manufacturer other than TuffStuff.
Limitations:
The foregoing shall constitute the sole remedy of the purchaser and the sole liability of TuffStuff with regard to
warranty, whether express or implied by operation of law or otherwise, including but not limited to any implied
warranties of merchantability or fitness. TuffStuff shall in no event be liable for incidental or consequential
losses, damages or expenses in connection with exercise products. TuffStuff’s liability hereunder is expressly
limited to the repairs or replacements of warranted defective parts.
Procedures:
Warranty service will be performed at TuffStuff’s facility in Pomona, California. TuffStuff will have the option of
either repair or replacement at no charge for any defective product. Purchaser is responsible for installation of
repaired or replaced parts and all transportation and insurance costs on returned or replaced equipment to and
from TuffStuff’s facility in Pomona.
This warranty gives you specific legal rights and you may also have other rights, which may vary from state to
state. Effective July 1, 2004.
This warranty is the final, complete and exclusive agreement of the parties with respect to the quality or performance of the equipment
and no action for breach of this written warranty or any implied warranty shall be commenced more than one (1) year after the accrual
of the cause of action. No modification of this warranty or waiver of its terms shall be binding on either party unless approved in
writing by an authorized representative of the party. Contact TuffStuff at 1325 E. Franklin Avenue, Pomona, California 91766, before
returning any defective equipment.
Note: Retain your sales receipt and be sure to mail in the warranty registration card to insure that a
permanent record of your purchase is on file with the factory and to avoid unnecessary delays in
warranty service.
TuffStuff Fitness Equipment, Inc.
1325 E. Franklin Avenue
Pomona, CA 91766, USA
Ph: 909-629-1600 Fax: 909-629-4967
E-mail: service@tuffstuff.net Net: www.tuffstuff.net