Renthal Duo Stem - 1 1/8th Inch Steerer - 31.8mm - 50mm - 10 Degree - Black YGroup_7033426149421 This ring ONLY fits the

This ring ONLY fits the Shimano M985 “Race” crankset that looks like this:

they'll fit perfectly as a replacement for any stock stem on bikes with a 1 1/8" steerer tube or tapered steerer

Compatibility: SRAM Transmission

170mm - 567 mm

Once sold out

Renthal Duo Stem - 1 1/8th Inch Steerer - 31.8mm - 50mm - 10 Degree - Black YGroup_7033426149421 This ring ONLY fits theRenthal's revolutionary Duo stem combines high strength with ultra low weight. The stem is horizontally divided, allowing it to be machined in two pieces. This method gives unrestricted access to the stem core, enabling weight to be reduced to the absolute minimum, without compromising strength. Features CNC machined from 6082 T6 aluminium alloy Split stem design for maximum weight reduction U shape cradle clamp eliminates handlebar stress risers