- 12-speed and 1x drivetrains
- Tubeless tires
- Disc brakes
- Electronic shifting
- New wheel building content
- Updated headset and bottom bracket standards
- Updated torque specifications
- Updated troubleshooting tables
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New information and topics included in the BBB 4th edition:
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Fits 1-3/8" and 1-5/8" (35mm and 41mm) upright tubes on all PCS-1, PCS-4, PCS-4-1, PCS-4-2, PRS-2, PRS-3, PRS-6 Repair Stands. Also fits PRS-5 Repair Stands with a black upright tube. *Tools not included
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- Two deep-walled compartments
- Integrated tab system holds plastic market bag for trash
- Universal tool/towel bar
- Lube holder
- Receiver pods to accept PTH-1 Paper Towel Holder (available separately)
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- 22-1/2" x 22-1/2" x 7/16" (57cm x 57cm x 1.1cm) steel plate
- Approximately 68 lbs. (31kg)
- Black painted
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- 23" x 35" x 7/16" steel plate
- Approximately 115 lbs. (52kg)
- Black painted
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- 23" x 35" x 7/16" steel plate
- Approximately 115 lbs. (52kg)
- With floor levelers
- Black painted
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- Fits all generations of PRS-2, PRS-3, PRS-4, PRS-12, and PRS-33 stands, as well as PRS-5 stands manufactured before 6/96
- Grips nearly any tube from 7/8" to 3" (23–76mm), including aero tubes
- Narrow clamping jaws (2.7"/7cm) fit into tight areas or on short seat posts
- Infinite micro adjustability allows perfect clamping pressure every time and prevents damage to thin-walled tubes
- Cam actuated adjustment system for quick entry, adjustment and exit
- Durable, replaceable jaw covers
- Built to last: Powder coated, precision machined, die-cast aluminum main body parts and high quality small parts
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- Fits PCS-4, PRS-7, some models of PRS-5 (with composite top tubes), and PCS-1 models manufacturer post 2002 (NOTE: Inspect top tube below lever for an embossed "939")
- Grips nearly any tube from 7/8" to 3" (23ÛÒ76mm), including aero tubes
- Narrow clamping jaws (2.7"/7cm) fit into tight areas or on short seat posts
- Infinite micro adjustability allows perfect clamping pressure every time and prevents damage to thin-walled tubes
- Cam actuated adjustment system for quick entry, adjustment and exit
- Durable, replaceable jaw covers
- Built to last: Powder coated, precision machined, die-cast aluminum main body parts and high quality small parts
