Easy to Install of this golf cart heaters propane cup holder: Drilled a hole in the bottom and ran a 1/4inch x 3inchscrew though the bottom with.a wing nut on the end to bolt it tight in the cup holder. Golf cart heater adapter is a perfect addition to our winter golf cart rides around town. Package Inclued: 1 PCS cup holder. Perfect Fit for Your Golf Cart: This golf cart heaters propane cup holder worked flawlessly in EZGO, Club Car and Yamaha golf carts, has required no modifications, used them for cup holders and you can holds the beer or wine while playing golf with friends. Over-sized Golf Cart Heaters Propane Cup Holder with Tapered Design: Works with multiple cups. Height: 5.75 inches, Inside Diameter: 4 inches, Bottom Diameter: 2.6 inches, exactly what you need to retro fit the old style cup holder size to accommodate the newer larger cups and can coozies. Necessary Accessories for Your Golf Cart: Our golf cart heaters propane cup holder insert allows you to use a 16.4 oz propane cylinder in your current cup holder. Designed as a direct replacement for your broken or missing cup, ensuring a perfect fit and stunning appearance.