this brake is "pro-proven"

bps and bpf

Better modulation

85mm spacer is required for 11-speed drivers

Provides 10” of Hitch Extension

SRAM X-Sync 2 Eagle 12-Speed Chainring 32T 104mm BCD Black recumbant this brake is "pro-proven"SRAM X SYNC 2 Eagle 1x chainrings provide a high level of performance and durability. The aggressive tooth design provides better chain retention for a smoother, more efficient pedal feel. With a focus on long wear life, the design reduces friction and the accumulation of mud, grit and grime. The sharp and narrow tooth profile, as well as rounded chamfer edges, help manage a deflected chain Designed for use with a SRAM Eagle 12 speed chain 4 bolt