4 Pieces Bicycle Pump Adapter, Sovob Aluminum Alloy Bicycle Valve Adapter Presta To Schrader Bicycle Pump Valve Adaptor Converter Bicycle Pump Valve Adapter - Thread Diameter 7.5Mm, Gold

Easy to use: compact and lightweight, portable to carry, you can inflate your bicycle tyres with a normal daily inflator. Easy to install and use, simply screw and inflate automotive pump, compressor. It will enable you to use a car foot pump or compressor to inflate your tyres and pumps. Seal design: Presta valve adapter can prevents air leakage and makes it much easier to pump your bikes. Package includes: 4 x Bike Tyre Valve Adaptor. Function: Bicycle valve converter adapter can convert a pre