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Keyhole Jumps Cups. Movable with one hand. Easily change jump heights in handy 2" increments. Rounded smooth edges. Sold in pairs, price indicated is for 2 Keyhole Cups.
Reversible, with either regular deep cups and flat. The fiber reinforced nylon cups are very durable.

* Lifetime Guarantee
* Low Price Guarantee
* Made from Tough Nylon (not soft white ABS)
* Reversible, Shallow To Regular Depth Cup
* Sold in Pairs