About this 3D model

This is a replacement LARGE drive gear for the Hayward The PoolCleaner 2 Wheel Suction Cleaner. This may also fit the 4 wheel version also. Gear, Drive, Large - PVXH007 This is #7 on this diagram https://images.inyopools.com/cloud/partpageimages/the-poolcleaner-4-wheel-by-hayward.jpg https://www.hayward-pool.com/shop/en/pools/the-poolcleaner-2-wheel-suction-cleaner--white-w3pvs20jst Please post comments on what material, position and or slicer settings to help other users Please suggest any mods or improvements