BOLA Sleeves with Gripping Ring, NS 12/21 PTFE, reusable

BOLA Sleeves with Gripping Ring Made of PTFE, with gripping ring and sealing rings on the outside, high-vacuum tight sealing low leak rate: < 0,0001 mbar x l/s solid construction for continued use sealing rings are easy accessible and therefore easy to clean. Abmessungen: European standard Size NS 12/21