Welcome to our store！</br> 1、The stem cap is made of premium aluminum alloy, durable and long service life. 2、You can be installed the top cap on your bike pole, it can install different types of computers, easy to install and easy to use. 3、It is suitable for the diameter of the stem tube about 28.6 mm. 4、Suitable for cateye computers for Garmin, for viGPSPORT, for Blackbird and for Bryton. 5、Great accessories for road bikes and mountain bikes. <div class="wang-edit-text"><div>Item Type: Bike Computer Stem Top Cap Mount Holder Material: Aluminum, 304 Stainless Steel Screws and Plastic&nbsp;</div><div>Color: Black Suitable for Valve Stem Diameter: About 28.6 mm / 1.1 inches Suitable Model: for Garmin, for viGPSPORT, for Blackbird, for Cat Eye, for Bryton Process: CNC anode</div><style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style></div> Package Include: 1 x Bicycle Computer Holder 3 x Adapter (For GARMIN, Bryton, CATEYE) Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>