4.8 excellent on trustpilot
£4.99
1 in stock
The adjustable seat post shim will adapt common seat post sizes to suit more obscure seat tube diameters.
The 27.2mm Shim takes a 27.2mm seatpost and the adjustment ranges from 29.6mm to 31.8mm diameter
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At Alison’s Biciclette, cycling isn’t just a business—it’s a lifelong passion. Founded by Alison, a qualified bike mechanic and devoted rider, the company was built to make cycling more accessible, enjoyable, and stress-free for everyone. From expert advice to honest service, we’re here to help you feel confident on two wheels, whether you’re just starting out or rediscovering the joy of riding.
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