However, hook bolts come in a variety a shapes and sizes. The bolt at the bottom of the illustration on the right is also known as a clothesline hook and is the most common for this application. Tighten the bolts down secure to the 2x4 using nuts and washers. Space the screws about a foot apart from. Attach a sheet to each deck portion of the ramp with 1 5/8 screws. With 3 standard sizes, 1.5ft, 2ft, and 3ft high you can choose the best. Remove the coping and drill the 3/8" holes where you have just indicated.įeed a hook bolt into the holes you drilled and place the coping in the notch on the mini ramp, while lining up the bolts with the holes in the 2x4. Cut two sheets of 3/4 plywood down to 2-9 wide. Skateboard Ramp Quarter pipe rail halfpipe grind box coping fun box mini ramp. Use the previously drilled holes to mark the coping. Once the 2x4 has been drilled, place the coping in the notch on the mini ramp. Drill a 3/8" hole in each marked location at a slight downward angle. Also mark two in the middle at 2'-4 apart. Mark the 2x4 about an 1 1/2" down from the top, 6" in from each end. Our easy half pipe ramp kits allow you to build your own back yard skatepark. To attach the coping to the mini ramp with bolts, you will need to drill holes in the 2x4 behind where the coping will sit. Standard Outdoor 3 ft high x 12 ft wide Mini Ramp / Half Pipe Skate Ramp Assembled Dimensions: HEIGHT 90cm. Buy 3 foot self build mini ramp kits, designed by the best ramp builders.
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