Muc-Off Big Bore Hybrid Tubeless Valve Stems - Small 30mm Black Bottom brackets while the full-length steel edge

while the full-length steel edge provides maximum edge control

Measure around the fullest part of the chest

It features a T25

Rings 48/35Number of Chainrings DoubleDrivetrain Speeds 12Chainring BCD Direct Mount SRAM 8-BoltChainline/Hub Compatibility 135/142 Road Disc Hubs < 415 mm ChainstayChainline/Hub Compatibility 135/142 Road Disc Hubs > 415 mm ChainstayColor BlackCrank Length (mm) 160Crank Intended Use RoadBB Included NoPedal Spindle 9/16"Spindle Interface Type SRAM DUBDefined Color Black

42 BB/Frame Interface BB30a BB Shell Width (mm) 73 Spindle Interface Type SRAM DUB Defined Color Black

Muc-Off Big Bore Hybrid Tubeless Valve Stems - Small 30mm Black Bottom brackets while the full-length steel edge245% higher air flow than traditional presta valves thanks to the straight through bore deisgn Precision CNC machined from 7075 aircraft grade aluminium Stainless steel ball valve with seals and O rings 4 way tyre insert air flow base is compatible with most tubeless inserts 4mm machined hex key slot for easy installation removal Available in 25, 35, 45mm valve stems to suit different rim depths TECH SPECS Valve Hybrid Valve Length 60mm