1Made of premium nylon and aluminum alloy, sturdy and durable. 2Adjusting gear can adjust the level to achieve very good anti-vibration performance, no sloshing structure, long service life. 3360-degree swivel top plate with double ball bearing design, flexible to move and rotate. 4The feet act to reduce vibration while the machine is under use. 5Wide application: suitable for conveyor stands, equipment, copiers, printers, modular framing enclosures, electronic enclosures, manufacturing machinery and automation enclosures, shop equipment, diagnostic equipment, etc.Features:_x000D__x000D_Made of premium nylon and aluminum alloy, sturdy and durable. _x000D_Adjusting gear can adjust the level to achieve very good anti-vibration performance, no sloshing structure, long service life. _x000D_360-degree swivel top plate with double ball bearing design, flexible to move and rotate. _x000D_The feet act to reduce vibration while the machine is under use. _x000D_Wide application: suitable for conveyor stands, equipment, copiers, printers, modular framing enclosures, electronic enclosures, manufacturing machinery and automation enclosures, shop equipment, diagnostic equipment, etc. _x000D__x000D_Specification:_x000D_Model: GD-60F_x000D_Material: Nylon Aluminum alloy_x000D_Weight: Approx.2944g/ 103.8oz_x000D_Mounting height: 82mm/ 3.2in_x000D_Baseplate Size:Approx. 73 x 73mm/2.87 x 2.87inch_x000D_Hole Distance:Approx. 58 x 58mm/2.28 x 2.28inch_x000D_Load Capacity: 250kg/ 551lbs_x000D__x000D_Package List:_x000D_4 x Caster_x000D__x000D_Note:_x000D_Please allow slight error due to manual measurement. Thanks for your understanding.