Wide application: fit for varied types of bikes, including mountain bike, roadbike, folding bike, especially for most mountain bikes. Reliable material: the air valve caps are made of pure copper,lightweight and durable, easy and convenient to install, can last for a long time use. How to use: screw on the presta valve adapter as though you were going to fill your tire, then screw this cap on over the open presta valve. Practicality: easy to tighten and the right length,the valve cap can protect your tire from leaking and invading by soil and rain. What you get: 5 pieces of presta to schrader adapter, 5 pieces of presta valve caps, 5 pieces of schrader valve caps, bicycle tire can be inflated by using standard schrader pump and car air compressor.

Vehicle Service Type: Passenger Car, Bicycle. Fit Type: Vehicle Specific Fit. Brand: Boao. Material: Aluminum, Metal, Copper, Rubber. Color: Gold, Black. Date First Available: June 11, 2019. Best Sellers Rank: #103,756 in Sports & Outdoors. Customer Reviews: 4.4 out of 5 stars 345 ratings 4.4 out of 5 stars. : B07SYHJB1B. Part Number: ?Boao-Presta schrader adapter-01. Manufacturer: ?Boao. Brand Name: ?Boao. Item Dimensions LxWxH: ?2.36 x 1.57 x 0.39 inches. Package Weight: ?0.01 Kilograms. Item Package Dimensions L x W x H: ?2.83 x 2.52 x 0.51 inches. Shape: ?Round. Number of Pieces: ?15, 5. Vehicle Service Type: ?Passenger Car, Bicycle. Fit Type: ?Vehicle Specific Fit. Brand: ?Boao. Material: ?Aluminum, Metal, Copper, Rubber. Color: ?Gold, Black.