This sliding screen door handle fits a Columbia 1/2 in. thick door as well as a variety of other patio door manufacturers. It contains an inside pull and outside pull. The handles have mounting holes 3 in. on center. The spring loaded nylon latch rotates up and down to engage the keeper (Prime-Line parts A 125, A 163 or A 166). The inside latch lever has a nite lock feature. Color: Black.