Park Tool 100-3C Professional Adjustable Linkage Clamp BX PSI The outer PC shell is

The outer PC shell is shaped for speed

Clamp Covers

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the Corsa family delivers world class performance

Luxurious and lightweight

Park Tool 100-3C Professional Adjustable Linkage Clamp BX PSI The outer PC shell isOur tried and true adjustable linkage clamp design has been a constant companion for professional mechanics around the world for over 50 years, and it still securely holds most traditional seatposts and frames. A great option for assemblers and mechanics who work on older bikes, with dead simple single lever operation and cable reliefs on both jaws. The 100 3C features solid cast aluminum construction and durable replaceable clamp covers.