Silca Disc Wheel Adapter

For all of those tight spaces which need the smallest most compact disc chuck on the market.

- Threads into any Schrader pump head
- Can only be used to inflate Presta valves
- Exclusive compression-head design can tighten gasket over 200% by simply tightening cap
- Compression-head allows you to adjust fit for even the most worn presta valves
- True no-holding disc inflation on all style Presta valves including threaded stems
- Full metal construction, no plastic parts to wear or fail