Wolf Tooth MK0 Headset - IS41/28.6 Upper 4mm Stack Shadow Gray Model=Hecto Drive 500XL Headlight Model Elite Diameter 31

Model Elite Diameter 31

Aluminum lock ring Range 11-36 Cogs 11-13-15-17-19-21-24-28-32-36 Cassette Body Type Shimano HG Drivetrain Speeds 10 Color Silver Weight 357 Defined Color Silver keyword search CS-G100 Gear Range 11-36T

Factory installed half-link for a radically stronger set-up Links 112 Drivetrain Speeds Single Speed 1/2" x 1/8" Chain Connection Type Pressed Pin Color Red Weight 264 Half Link Chain No Defined Color Red

For XT M8000 and XTR M9000 use original Shimano bolts

Wolf Tooth MK0 Headset - IS41/28.6 Upper 4mm Stack Shadow Gray Model=Hecto Drive 500XL Headlight Model Elite Diameter 31MK0 items represent a refined approach to component engineering with special consultation with Team Visma Lease A Bike. Each top cap spends 4x more time in Wolf Tooth's CNC lathe before undergoing thorough QC inspection and anodizing in the new Shadow Gray color. The extra machining and new profile of the MK0 upper headsets have meaningful gains and result in a 44% reduction in aluminum weight without compromising strength and durability. These super