NEW SRAM XX1 Eagle XG-1299 12-Speed Cassette 12 Speed, 10-50t, Gold/Black Type_Seatposts For wide cranksets with 43/30

For wide cranksets with 43/30 chainrings

Front Wheel: Shimano MT400 Center Lock hub (15 x 110 mm)

Coated chromoly hardware

CNC machined aluminum construction

Designed to fit a variety of bike frames

NEW SRAM XX1 Eagle XG-1299 12-Speed Cassette 12 Speed, 10-50t, Gold/Black Type_Seatposts For wide cranksets with 43/30The 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