Custom Service Hardware slides Custom Service Hardware Inc. stocks a new collection of ball bearing drawer slides. The new precision ball bearing full extension drawer slides have a 1-in. overtravel. These side mount slides have a 200-lb. load rating capacity at 18 in. and feature a 32mm hole pattern and a hold close function that prevents "bounce back." CSH also has new self-closing precision ball bearing full extension drawer slide with a 1-in. overtravel. These side mount slides also have a 200-lb. load rating capacity at 18 in. and feature a 32mm hole pattern. They have quick release brackets and a strong self-closing mechanism in the industry with a 1 1/4-in. self-close. Their easy lift off drawer brackets makes for easy installation of slides.