Wolf Tooth GCX XX1 Replacement Cog 44T, Black Aero Bars FX4071 ST5600

FX4071 ST5600

increased product life and lower friction

Manufacturer Part Number: 306-38576-A003

UPC: 630950914593

UPC: 072774516452

Wolf Tooth GCX XX1 Replacement Cog 44T, Black Aero Bars FX4071 ST5600GCX cogs replace the largest cog on SRAM 11 speed XD cassettes for extra durability and to lengthen the cassettes life. GCX cogs replace the largest cog on SRAM 11 speed XD cassettes for extra durability and to lengthen the cassettes life; also offered in a 44T for expanded climbing range Not compatible with any other cassettes Product Specifics Defined Color: Black Tooth Count: 44 Intended Cassette Compatibility: SRAM Cassette Body Type: SRAM XD 11