The ProLine G2 Heavy-Duty Swing-Out Rack Frame allows 19-in. rack equipment or rack panels to pivot for better accessibility. New center pivot option allows 350-degree rotation with a 400 lb. (181 kg) load rating. Left or right offset option allows the frame to pivot out of the enclosure and is capable of 140-degree rotation. Hinges that provide 170-degree rotation are an optional accessory.