Seatpost Part Bontrager Clamp 35.0mm QR M6 BK CarbonFriendly Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button... Seatpost Part Bontrager Clamp 35.0mm QR M6 BK CarbonFriendly Ships within Australia In stock. Available via Click and Collect or Buy Online Share Loading Facebook Like button...