Universal Bearing Pulley Wheel Cable Gym Equipment Part It is an universal pulley wheel for Gym Equipment. Made of the special plastic, durable and wearproof. Dimension of 95mm:&lt;br&gt;* External diameter: 95mm&lt;br&gt;* Inner diameter: 10.5mm&lt;br&gt;* Thickness: 18m&lt;br&gt;* Thickness of Bearing: 24.8mm&lt;br&gt;* Depth of groove: 8mm&lt;br&gt;* Width of groove: 14mm&lt;br&gt; Dimension of 73mm:&lt;br&gt;* External diameter: 73mm&lt;br&gt;* Inner diameter: 10.5mm&lt;br&gt;* Thickness: 18mm&lt;br&gt;* Thickness of Bearing: 24.8mm&lt;br&gt;* Depth of groove: 8mm&lt;br&gt;* Width of groove: 18mm&lt;br&gt; External diameter: 115mm&lt;br&gt;* Inner diameter: 10.5mm&lt;br&gt;* Thickness: 18mm&lt;br&gt;* Thickness of Bearing: 24.8mm&lt;br&gt;* Depth of groove: 8mm&lt;br&gt;* Width of groove: 21mm&lt;br&gt;