- Compatible with 9mm and 5mm quick release frames and wheels
- Unique three pronged key for maximum wheel security
- Blind-headed cap for one of a kind security
- Chromoly axle and stainless steel springs
- Includes skewer lock key
KnoxNut Bolt-On Security Skewers feature a one-of-a-kind nut protected by a super tough free-floating outer ring, making it virtually impossible to release your wheel with anything other than the included special key.
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