This 16 foot wide x 4 foot tall half pipe comes with a 5 foot extension. This ramp comes with skatelite or ramp armor, the best choices for an outdoor skateboard ramp. Skatelite/Ramp Armor are weather resistant, withstand more wear and tear than other ramp surfaces and will increase the life of your ramp. Call us at 760-542-0232 for the total cost of this amazing ramp. Put down a $3200 deposit to get your ramp started today.