Amazon.com : SRAM GX XG-1150 Cassette - 11 Speed, 10-42t, Black, for XD Driver Body : Sports & Outdoors
SRAM SRAM GX XG-1150 Cassette - 11 Speed 10-42t Black For XD Driver Body - SoCal Bike - Oceanside, Carlsbad and north San Diego county's favorite bike shop, Bicycle and ebike rentals, sales, and service