PRAXIS BSA-DUB Road or MTB Bottom Bracket User Manual

June 9, 2024
PRAXIS

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PRAXIS BSA-DUB Road or MTB Bottom Bracket

SAFETY INFORMATION

  • READ BEFORE THE RIDE
  • Since specific tools and experience are necessary for proper installation, it is recommended that the product be installed by a qualified bicycle technician.
  • Read the service instructions of your crank carefully prior to installing the parts. Loose, worn or damaged parts may cause riding problems and serious injury may occur as a result. If installation and adjustments are not carried out correctly, the chain may come off and this may cause you to fall off the bicycle which could result in serious injury.
  • Read these instructions carefully, and keep them for later use.
  • Ensure that the BSA frame shell is clean.
  • Apply Anti-Seize to the drive cup threads and smooth taper area before installing.
  • Before riding the bicycle, check that there is no play or looseness in the bottom bracket connection. Also, be sure to retighten the crankarms and pedals at periodic intervals.
  • If you feel any looseness or ‘play’ in the bearings, the bottom bracket should be inspected/replaced.
  • Be sure to read the instructions for your front chainrings/crank in conjunction with these service instructions.
  • Do not wash the bottom bracket with high-pressure jets of water.
  • For maximum performance it is required to remove and periodically inspect/clean your Praxis Works bottom bracket.
  • Parts are not guaranteed against natural wear or deterioration resulting from normal use.
  • For any questions regarding methods of installation, adjustment, maintenance or operation, please contact a professional bicycle dealer or call Praxis Works.
  • Praxis Works assumes no responsibility for damages or injury related to improperly installed components.

READ THE STEP-BY-STEP INSTRUCTIONS THAT ARE PROVIDED ON THE OTHER SIDE.

WARRANTY

  • Praxis Works Bottom Bracket products are warrantied to be free from defects in materials or workmanship for two years after original purchase.
  • The warranty is non-transferable and valid to the original purchaser of the product only.
  • Any attempt to modify the product in any way such as drilling, grinding or painting will void the warranty.
  • This warranty is not valid for “abused” or neglected products, or products that are damaged by improper installation.
  • If a defect is found, our entire liability and your sole remedy shall be, at our option, free repair or replacement of the Praxis product.
  • Except as expressly required by law, Praxis Works shall not be held liable for any indirect, special, or consequential damages.
  • THIS WRITTEN EXPRESS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES, IMPLIED OR EXPRESSED.
  • This warranty gives you specific legal rights, and you may also have other rights which vary state to state.
  • For more information on warranty policy and instructions for completing a warranty claim, check out the Full Warranty Policy found at our website.
  • www.praxis-works.com
  • DUB™ is a registered trademark of SRAM, LLC | SRAM® is registered trademark of SRAM, LLC
  • Note: specifications are subject to change without notice. ©SEP 2022 by Praxis Works, LLC

BSA DUB™ | Compatibility and Spec

CRANKSET| SRAM DUB™ Crank – 29mm Spindle
FRAME SHELL| BSA 68mm Road |  BSA 68/73/83mm | SEE LAST PAGE SETUP!

REQUIRED TOOLS

  • One Praxis M30 BB Tool
  • 3/8” Drive Torque Wrench
  • Anti-Seize Compound
  • Waterproof Grease
Number INCLUDED PARTS BELOW Qty
A 29mm ID – 1mm BASE COVER 2
B LEFT / Non-Drive Side Cup ** 29mm ID**
Bearing 1
C 2.5mm Cup Spacer 2
D Moisture Tube Seal 1
E RIGHT / Drive Side Cup ** 29mm ID**
Bearing 1
F 29mm ID – 2.5mm Dust Cover 1
G 29mm ID – 3mm Dust Cover 1
H 29mm ID – 4.5mm Dust Cover 1
I 29mm ID – 5.5mm Dust Cover 1
J 29mm ID – 7.5mm Dust Cover 1
K 29mm ID – 9mm Dust Cover 1
PARTS IDENTIFICATION USE ONLY

BOTTOM BRACKET INSTALLATION

  • VIP: The included 2 Cup Spacers are ONLY used for specific frame setups. See Guide on last page
  1. Apply grease or anti-sieze to the frame & BB cup threadsPRAXIS-BSA-DUB-Road-or-MTB-Bottom-Bracket-fig-2
  2. Locate, read and follow the directional arrows on the cups
  3. Thread the Right/Drive cup into the frame’s Right/Drive side
  4. Thread the Left/Non-Drive cup with the attached moisture seal into the frame’s Left/Non-Drive side
  5. Finish by tightening both cups to 40Nm of torque with a Praxis M30 Tool
  6. See next page to find correct Dust Covers for your crank. Lightly grease underside of Dust Covers and place them over bearings with logos facing outward. Now you can install your SRAM crankPRAXIS-BSA-DUB-Road-or-MTB-Bottom-Bracket-fig-4
CRANK INSTALLATION

Please see your specific SRAM DUB CRANK instructions

BB DUST COVER SETUP

PRAXIS-BSA-DUB-Road-or-MTB-Bottom-Bracket-
fig-5

BB DUST COVER GUIDE

PRAXIS-BSA-DUB-Road-or-MTB-Bottom-Bracket-
fig-6

Documents / Resources

| PRAXIS BSA-DUB Road or MTB Bottom Bracket [pdf] User Manual
BSA-DUB, Road or MTB Bottom Bracket, BSA-DUB Road or MTB Bottom Bracket, MTB Bottom Bracket, Bottom Bracket
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