ITEM NAME:14pcs Bicycle Tire Ball Air Pump SV AV DV Valve Copper Plastic Adapter Set Description Specification: Brand new Material: plastic + copper Size: as shown in picture Quantity: 14pcs Feature: Various bicycle pump adapter kits allow you to adapt unsuitable valves to air pumps or gas station compressors. Valve needle for ball pump (length approx. 40 mm) with thread for football, volleyball, basketball, air mattresses etc. For use in automotive compressors, SV, AV and DV bicycle valves. Fits for most of bicycle pump. Easy to use. Durable and practical. Package included: 1 set x Bicycle Pump Adapters (with sealing rings) Note: Please allow 1-3mm errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same..Quantity: 14pcs. Valve needle for ball pump (length approx. 40 mm) with thread for football, volleyball, basketball, air mattresses etc. For use in automotive compressors, SV, AV and DV bicycle valves.