BBB CollarClamp Seat Clamp - Black

Screw-on seatpost clamp with rubber cover to prevent water and dust entering the seat-tube.

Features:

• Versatile clamp for carbon and aluminium seatposts.
• Made from durable 6061 T6 aluminium
• Rubber cover keeps water and dust out of the seattube.
• Available in sizes 31.8 (27.2) and 34.9 (30.9, 31.6).