Seatpostbottle cage clamp
★ Allows you to install an extra bottle cage on the seatpost.
★ Clamp body dia. 27.2/30.9/31.6/34.9mm.
★ AL7075 clamp body with Ti bolts.
★ AL6061 clamp body with SUS bolts.
★ Black, Red, Gold, Blue, Silver, Green available.