Compressor Adapter allows you to inflate or top off your tube using a standard bicycle tire pump or air compressor. This handy adapter only fits on the screw-on type valves like the ?boston valve? (aka ?speed valve?) or multi-valve. Not for use on push-in style valves like the Speed Safety Valve, over-sized safety valve, or safety valve. Review your manual to see what type of valve your product uses.

• Pocket Size Fast & Convenient Adapter
• Great For Trips
• Works with Boston Valve (Speed Valve) & Multi Valve