Sram GX T-Type XS-1275 12Spd 10-52T Cassette derailleur the BR-MT400

the BR-MT400

with an impressive 80-hour max runtime

Durable and seamless one-piece aluminum alloy housing is fully integrated with its one-prong aluminum mount

the Stix Elite will run for up to 112 hours

& lavender oil for their naturally occurring beneficial properties

Sram GX T-Type XS-1275 12Spd 10-52T Cassette derailleur the BR-MT400The GX Eagle Transmission (T Type) Cassette is a key reason why Eagle Transmission offers the best ever inboard and outboard shifting performance under load. Thanks to its full X SYNC design, the harder you pedal, the better it shifts. Designed for a 55mm chainline for less extreme chain angles throughout the full range and delivers more precision. Its 520% range has been optimized with larger 38 and 44 teeth cogs prior to the 52 tooth cog for