: Needs to mount on Overhead Arms (8538); available for purchase separately or as part of an Overhead Light with arms kit. Standard accessory color is Black. Other standard frame color (Light Neutral/Almond, Blue, White, or Grey) available by request. Accessory is ready to mount on a C-Leg Lab Bench; or otherwise must purchase Uprights, sold separately, if mounting on a RTW Lab Bench, Easy Lift Dual-Leg, PedSys Lab Bench or Easy Lift 4-post Lab Bench.