Enhance your bike’s performance with the CALIDAKA Stem Shim. Crafted from lightweight CNC machined aluminum alloy, this bike handle shim adapter ensures durability and practicality. The wavy design prevents damage to handlebars and stems while adding friction for a safer ride. With easy installation and an anodized surface in various vibrant colors, this shim brings style and functionality to your bike.

The bicycle handle gasket reducer allows you to convert rod hole sizes, providing versatility for different bike setups. Whether you choose the 25.4mm to 31.8mm or 31.8mm to 35mm adapter, you’ll experience a seamless installation process that enhances your biking experience.