1/4" BSP Tapered Male x 10mm Outside Diameter x 6.5mm Inside Diameter, 90┬░ Unequal Tail Brass Nickel Plated Swivel, with Spring Guard, Polyurethane Ester Recoil Assembly, Metric, Red, 6 Metre Coil, Working Temperature -20┬░C to +70┬░C, FT Pro