| BTI part #: |
AC-3031 |
| vendor part #: |
51.02.605S |
| S.H.I.S.: |
ZS44/28.6 |
| upper/lower: |
upper |
| stack: |
22.1mm |
| color: |
black |
| weight: |
73g |
- Use with a matched lower set from the 'Your-Way S.H.I.S' group, or replace stock upper bearing cupset to create a BlockLock headset
- Designed for FR/DH use with an integrated steering lock to help prevent frame damage when using triple-clamp forks and/or low bars (can also be used on compatible road/track/fixie frames to prevent bars from hitting top tube)
- System uses a steerer spacer-clamp interfacing with the bearing cap that has a machined stop-pin which follows a channel cut into the upper bearing cup and is stopped/damped by internally set elastomers (includes one set of replacement elastomers) see http://vimeo.com/14434898 for the BlockLock design in action
- Machined aluminum cups with stainless steel, angular-contact cartridge bearings and low friction seals for smooth performance and durability
- Hand crafted in Renningen, Germany
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