One Pair (2pc) - 12" 100lb Heavy Duty Full Extension Ball Bearing Drawer Slides One Pair (2pc) - 12" 100lb Heavy Duty Full Extension Ball Bearing Drawer Slides Load Rating: 100lb dynamic, 200lb static, ANSI/BHMA Grade 1 HD-100 Travel: Full extension. Perfect use such as organizing multiple file drawers, pull out cutting boards, or keyboard trays. Clear zinc electroplated. Lubricated steel ball bearings ~ Quick FREE Shipping ~