Features:
- Friction free loading and unloading
 - Stainless steel fastening system allows expansion and contraction of glides caused by temperature changes
 - Easily installed with simple hand tools
 - Multi-Glides enhance expanded use of trailer without moving guides
 - Saves trailer deck damage caused by carbide runners
 - Made from tough HDPE plastic
 - Extension kits come with enough pieces to extend to 12 foot trailers (four 30* pieces), includes screws