Availability Over/Under Upstacker Coin Door Mid-width Coin Door $35.00 Qty: Add to cart Email a friend Question about product? Add to wishlist Details Happ Controls Over/Under Upstacker Mid-Width Validator coin entry door for arcade games. This door includes two coin slots as well as a bill validator hole (currently empty). Door measures approximately 20 1/2" tall by 10" wide. It is used, but overall in good condition and includes one coin mech (no wiring). See picture for more details.