SMC KQU06-U01-X2 Fitting, Nickel Plating Pack of 10 MSRP: Now: $96.00 Was: kq uni-fit one-touch fittings only require hand tightening to assemble and a snug of the wrench to attain a positive seal in 1/3 of the time of conventional fittings. the innovative design allows use... KQU06-U01-X2