TNT Bicycles Double-Bolt BMX Seat Post Clamp - 31.8mm (1-1/4") & 28.6mm (1-1/8") - Blue Gumwall 9/16" axle for 3-piece crank

9/16" axle for 3-piece crank

Drilling: 36HAxle (F & R):  3/8" Bolt-OnOLD: (F) 100mm / (R) 110mmColor: Red Anodized

This is a Sunlite aluminum post with a micro-adjust top

5"+ (ISO 584mm)

TNT Bicycles Double-Bolt BMX Seat Post Clamp - 31.8mm (1-1/4") & 28.6mm (1-1/8") - Blue Gumwall 9/16" axle for 3-piece crankThe TNT Double Bolt Seat Post Clamp is an anodized aluminum seat clamp with a classic design. The clamp is 1 1 4" (31. 8mm) and includes a built in shim for use with 1 1 8" (28. 6mm) seatposts. The TNT logo is laser etched on the clamp. Size: 1 1 4 (31. 8mm) or 1 1 8" (28. 6mm) with shim Color: Blue Note: This part was colored by anodizing, which is a method of coloring metal. Color differences do occur among manufacturers and even among batches from