key Features 600 LBS Weight Capacity The max loading capacity of this boat launching wheels is 600 lbs/272 kg, providing exceptional stability and support to the heavy boat, thus avoiding unnecessary arduous work. 12" Rubber Wheels The 12"/30.5 cm rubber boat transom launching wheel makes you propel a boat through various rough surfaces with ease. Max tire pressure of 14 PSI can be given, or the inflatable boat launch wheels over-inflated will cause damage. Solid Aluminum Frame Arms The right-angle frame arms of transom launching dolly wheels are built with aluminum alloy after CNC processing. The components with anodized coating provide our product durability and stability. And the wheels will not conflict with the motor. Two Pairs of Spring Lock Pins Two pairs of spring lock pins demonstrate the quick operation feature of our transom launching wheels, making frame wheel arms' length and position adjustable. Easy & Quick Installation To install dinghy transom launching wheels set correctly, you only need to assemble the arms and wheels and then drill 4 holes on the transom. Now you can attach the arm sets to the transom. Applicable to Multiple Scenarios With the remarkable bearing capacity, the inflatable boat transom launching wheel fits most boats with a transom and does well in pulling on different roads, such as grass, hard or soft sand, and dirt. Specifications Model: CYXSL12600 Tire Diameter: 12"/30.5 cm Max Load Capacity: 600 lbs/272 kg Wheel Arms Material: Aluminum Alloy Tire Material: Rubber Item Weight: 4.5 lbs/2 kg Package Content 1 x Boat Launching Wheels Set 4 x Quick Release Pins