Description: Made of aluminum alloy and bearing, rustless, sturdy and durable. CNC machining, high precision, anodized surface treatment. The smooth surface provides a smoother feel, ensure easy movement. Suitable for most gym equipment and garage door pulley system. This univeral bearing pulley is a great replacement for some worn-out pulley wheels on a gym machine. Size Chart: 73mm: Outer Diameter: 73mm Groove Depth: 9mm Groove Width: 9.5mm Bearing Thickness: 24mm Thickness: 20mm Bore Diameter: 10.5mm 88mm: Outer Diameter: 88mm Groove Depth: 10mm Groove Width: 13mm Bearing Thickness: 24mm Thickness: 20.5mm Bore Diameter: 10.5mm 95mm: Outer Diameter: 95mm Groove Depth: 8.1mm Groove Width: 10mm Bearing Thickness: 24mm Thickness: 18mm Bore Diameter: 10.5mm 110mm: Outer Diameter: 110mm Groove Depth: 11mm Groove Width: 10mm Bearing Thickness: 24mm Thickness: 19mm Bore Diameter: 10.5mm 114mm: Outer Diameter: 114mm Groove Depth: 11mm Groove Width: 11mm Bearing Thickness: 24mm Thickness: 20.5mm Bore Diameter: 10.5mm Package Includes: 1 Piece Bearing Pulley Wheel universal bearing pulley wheel for gym equipment Gym Accessory Garage Door pulley system 90mm cable machine aluminum alloy metal bearing pulley