Sierra Shieldsaust-C 1-1/4"Sierra Shieldsaust - C 1" Hose has a black synthetic black tube and cover. The Shieldsaust - C Hose is reinforced with double wire helix embedded between plies of synthetic cord and is abrasion resistant.Specifications: I.D.:; 1 1/4" or 32mm; O.D.: ; 1 39/64" or 40.8mm; Wt. "C": 45; Ply: 2; Bend Radius: 4 x I.D.; Burst Pressure: 175 PSI; Working Pressure: 60 PSI; The temperature ranges from -20F to +200F continuous, +250F intermittent; Applications: Primarily used for wet exhaust connections with significant bends, engine intake and scupper lines; The hose now has double the ozone resistance required by SAEJ2006; This hose meets SAEJ2006 Type R2 standards;