17.5a?A Incha?A 10 Space Rack Casea?A Rails Model Number: SARHW19 Pair ofa?A 17.5 Incha?A 10 Space 10U Rack Case Rails Dimensions: 1. 55 x . 68 x 17.5|a?A Threads are 10-32 Construction: 11 Gauge Steel - Cold Rolled | Sleeka?A Black Powder Coat Finish Perfect replacement for PA/DJ Rack Cases, Road Cases or ATA Cases Thesea?A rack case railsa?A are ideal for adding to your rack, road, or ATA case as well as replacing existing or damaged rails. Thea?A universal fit and black powder coat finish make these railsa?A a perfect accessory to your Rack case. You can never have enough of these in your toolbox, so have some extra on hand and be ready for all the road throws at you!