En Stock Available SPARE PARTS Protective cap for cejn q.conn valves 21008 2.35 € Protective cap for inflation valve studs. Option 1: Ref. 21008 standard size for Apeks and Sitech valves with universal connection (7.7mmø) Option 2: Ref. 21007 slightly bigger measure for connectors (studs) type CEJN (8.9mmø) Add to cart