Provides additional distance between pipe and wall. Use with pipe clips. Features & Benefits: • Install your own workshop compressed air ring main quickly, easily and competitively with the CAS system of fast fit compressed air fittings. • Provides additional distance between pipe and wall. • Use with pipe clips. • Pack of 20. • Model No. CASS Specifications: Model No CASS Brand: John Guest Nett Weight: 0.05kg Pack Qty: 20