Thomson Oversized Saddle Rail Clamp Bikebox With an advanced seal construction

With an advanced seal construction for smoother rotation

As with all Bora Ultra wheels

The 54t ratchet offers 6

Dual pivot design increases braking power and enhances progressive feel

Silicon formula prevents grime build up on treated surfaces

Thomson Oversized Saddle Rail Clamp Bikebox With an advanced seal constructionThomsons standard rail clamps can accommodate rails up to 7 x 10mm, but riders using their setback post with over sized rails may have issues getting the saddle nose down. If this is you, the over sized rail clampset will give you about 5 to 8 more degrees of nose down adjustment. The over sized rail clampset is also more cosmetically appealing than the standard clamps on over sized rails. Specifications Made in USA Compatible with Elite and