Bicycle Alloy Seat Post Clamp – 28.6mm / 31.8mm / 34.9mm

Sizes (inner diameter):
• 28.6mm – for 25.4mm seat posts (Model: FL693)
• 31.8mm – for 27.2mm / 28.6mm seat posts (Model: FL694)
• 34.9mm – for 30.4mm / 30.8mm / 30.9mm / 31.6mm seat posts (Model: FL695)