The RackGold Cage nuts snap into square hole rack rails, giving you various threading options such as 10-32, 12-24, M5 or M6. Dell servers typically use 10-32 style threading, Compaq most often use M6 threads. Most telco 2-post relay racks use 12-24 threads. The nut is housed within a 3/8 inch spring metal body. When each side tab …