Promax P-1 Linear Pull Brake - 108mm Blue CheckoutTitle=Vittoria Urbano Tire - 700 x 38 Requires 118/73 Powerspline Bottom Brackets Size:29 X 2.20 This system integration allows EP1451 MFPN=8023019

Promax P 1 Linear Pull Brake 108mm Blue CheckoutTitle=Vittoria Urbano Tire 700 x 38 Requires 118 73 Powerspline Bottom Brackets Size:29 X 2.20 This system integration allows EP1451 MFPN=8023019 Requires 118 73 Powerspline Bottom Brackets (sold separately) Rings 32 Number of Chainrings Chain Retaining Single Drivetrain Speeds 12 Chainring BCD Direct Mount SRAM 3 Bolt Chainline Hub Compatibility 141 148 Boost Hubs Color Black Crank Length (mm) 160 Crank Intended Use Mountain BB Included No Pedal Spindle 9 16" Spindle Interface Type TruVativ Power Spline Defined Color Black The Watt has 10mm longer rails to allow a greater possibility of adapting the saddle to extreme aerodynamic positions while a layer of gel inside the padding provides even more comfort and performance even on the long distances