Bison Exclusive Top Rope Dome Permanently Engraved Net Height Indicators.Telescoping Net Height Adjustment.3" Diameter Aluminum Inner Tube.32# Non-Winch Post Weight; 37# Winch End Post WeightAdjustable Velcro Bottom Rope Strap.Bottom Rope Ratchet TensionerForever Lifetime Warranty Winch.3" Carbon Fiber StandardThick Gloss Resin Finish Internal Net Height Adjustment.0.98" Post Deflection at 250# Net TensionFloor Friendly Adjustable Feet. 3" Aluminum Floor Insert.