stery dartmoor prime is42 is42 ridehubThe Dartmoor Prime IS42 IS42 is an integrated, ultra low profile headset designed for MTB and BMX frames compatible with the IS42 IS42 SHIS standard. Precision 45 45 bearings with anti corrosion titanium coating and high density grease ensure reliable operation even in challenging terrain . The set includes a crown for 1 1 8" forks . The model is compatible with, among others, Dartmoor frames: Cody, Ghetto, Quinnie, Freaky , and DartBMX frames: Thug,