Ensure that your hose fittings are 100 percent sure with a durable rust free set of clamps includes 8 x clamping range 10 16 mm 9 mm bandwidth 6 x clamping range 12 22 mm 9 mm bandwidth 4 x clamping range 16 27 mm 9 mm bandwidth 2 x clamping area 20 32 mm 9 mm bandwidth 2 x clamping range 25 40 mm 12 mm bandwidth 4 x clamping area 35 50 mm 12 mm bandwidth