They are tough

Shimano I spec A & B: no adaptor needed

Optional helmet mount and centre fork bracket available

divide that number by 3

wrap tape around the lower tube just above the seat clamp to mark the height

Deity Crosshair Headset Spacer and Top Cap Kit - Orange Back in Stock They are toughGive your ride a custom look and feel with Deity's spacer and top cap kit. These parts are CNC machined from high end 6061 aluminium with a 7075 bolt to keep your front end on lock. Who's this item for: Anyone looking for a high quality, colour matched top cap and spacer kit. Stand out features: Available in 8 Deity high polish anodised colours to colour match your stem, bars or pedals Clean, low stack top cap that's machined to reduce weight includes