SRAM XX1 Eagle XG-1299 Cassette - 12-Speed, 10-52t, Copper, For XD Driver Body bike rack which means better traction

which means better traction

Compact design stows 1 road tube

Compatible with Shimano 8-speed road systems

Delrin adaptors fit between bearings and crank spindle

The Shimano Tourney TY300-SGS rear derailleur features SIS Rear Indexing and Double Servo technologies to provide smooth action with perfect tracking for the most accurate SIS shifting

SRAM XX1 Eagle XG-1299 Cassette - 12-Speed, 10-52t, Copper, For XD Driver Body bike rack which means better tractionThe 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