They are designed to work with Magura brakes and are available in 4 different compounds:

Other: There is a RECCO reflector built into the helmet so rescue services should hopefully be able to find you if you send it a little too far off that jump

SmartGRIP is an advanced compound developed using motorsport experience

Max Lumens: 80

Who's this item for: Enduro/all-mountain riders looking for a good value chain guide that will keep your chain in place over the rough stuff

SRAM X01 XG-1195 11 Speed 10-42t XD Cassette - XD Driver - 10-42T - 11 Speed PDP|Option They are designed to workSRAM 11 speed drivetrains revolutionised the market when they were first released. The XG 1195 is SRAM's X01 level cassette. This cassette is lightweight and offers SRAM's premium performance while saving a small amount over the higher end XX1 cassette. If you are looking to upgrade, or are replacing a premium cassette, this is a fantastic choice. Weighing in at 275g and offering the standard 10 42T range, this is a premium product for XX1 or X01