Promax QR-1 Seatpost Clamp - 34.9mm QR Silver MFPN=A6050FF750IK111 } Lightweight forged alloy holder

} Lightweight forged alloy holder with dual pivot adjustment

Includes PopLoc remote lever and compression damper

model Helix valve head for Tiny Tanker compatibility Tiny Tanker model only

Shot peened and anodized for a corrosion resistant finish

Compound Organic Heat Sink No Backing Plate Material Steel Pad Shape Number 58 Designed for ebike Yes

Promax QR-1 Seatpost Clamp - 34.9mm QR Silver MFPN=A6050FF750IK111 } Lightweight forged alloy holderPromax QR 1 Quick Release Seatpost Clamp 34. 9mm Silver. QR 1 seatpost clamps are cold forged and CNC machined from 6061 T6 aluminum alloy. The QR 1 as the name implies has a quick release lever making seat height adjustments a snap. Weighing just 30 grams 1. 1 ounces in the 31. 8 size its as lightweight as it is tough. The head of the lever and the face of the clamp are given a proprietary low friction surface treatment that ensures smooth lever