Ergonomic shape

Unique “thumb flange” makes it easy to apply pressure to the tire bead

Unlike traditional padded gloves that can feel bulky

Minimalist taillight/blinker mounting bracket

SRAM XX1 Eagle XG-1299 Cassette - 12-Speed - 10-52t - Gold - XD Driver FBPost Ergonomic shapeThe SRAM XG 1299 Eagle Cassette provides massive range and Eagle compatibility. It feature's SRAM's X Dome architecture for ultimate strength and weight savings. Fits the same XD drivers that are used for SRAM 10 42 11 speed cassettes Largest cog is aluminum Tooth profiles provide better up and down shifting and improve chain retention Titanium Nitride surface treatment reduces friction and enhances wear The XG 1299 Eagle cassette meets durability