Our Post-Lock is a bicycle rack attachment point that can be positioned anywhere on your seatpost to provide a mounting point. Post-Locks do not have a lip like our Lip-Lock, Flip-Lock, and Rack-Lock so therefore cannot be used as a seatpost clamp.

• NOTE: This IS NOT a seat collar and CANNOT BE USED to keep your seatpost in place
• NOTE: NOT FOR USE with carbon fiber seatposts
• NOTE: Please consult your seatpost manufacturer to check compatibility
• Max torque 3–5Nm
• AL-6061 Aluminum
• Strong rack attachment points
• 34mm-wide rack
• mount threaded for M5 bolts
• Stainless steel pivot and bolt
• Available for 27.2, 30.9 and 31.6mm diameter seatposts
• Black anodized with laser-etched logo
• 44g for a 31.6mm collar