SRAM DUB English Bottom Bracket - English/BSA 73mm E-Type SuperBoost + Black Bike Mount Type-Top Tube The Alpine Scale was the

The Alpine Scale was the first Feedback Sports product and it was the first scale of it’s kind to be built (and patented) specifically to be clamped in a bike repair stand

A CAMO chainring is required to complete this system

Compatible with outboard 24mm bottom brackets (Bottom bracket sold separately)

wrist cinch

up to 20mph/32kph

SRAM DUB English Bottom Bracket - English/BSA 73mm E-Type SuperBoost + Black Bike Mount Type-Top Tube The Alpine Scale was theSRAM DUB English Bottom Bracket English BSA 73mm E Type SuperBoost + Black. The SRAM DUB bottom bracket series has a simple job to connect crankarms and protect the smooth long lasting application of power to the drivetrain. SRAM engineered the oversized DUB spindle to work across every bottom bracket standard simplifying crankarm compatibility. Designed for use with SRAM SuperBoost+ Cranksets Gutter Seal Technology drastically improves sealing