<h3>Key features</h3><ul> <li>bearing</li> <li>Product Name : Linear Bearing;Model : LM20UU;Material : Metal, Rubber</li> <li>Inner Diameter : 20mm/ 0.8";Outer Diameter : 32mm/ 1.3";Total Length : 80mm/ 3.1</li> <li>Square Size : 42 x 42 x 8mm/ 1.7" x 1.7" x 0.27" (L*W*T);Mount Hole Dia. : 9mm/ 0.22</li> <li>Hole Pitch(Center to Center) : 30mm/ : 22mm/ 0.9";Main Color : Silver Tone</li> <li>Net Weight : 209g;Package Content : 1 x Linear Bearing</li> </ul><p>bearingLM20UU Flanged Sliding Linear Bearing 20mm x 32mm x 80mm</p><p>Free shipping included. 30-day hassle-free returns.</p>