Polaris 48-036 Wheel Lock Nut Replacement for Zodiac Polaris Pool Cleaner, Set of 3

Polaris 3900 Sport Wheel Lock Screw (3-Pack) Replacement Pool Part Polaris 3900 Sport Wheel Lock Screw 3-Pack (48-036) The wheel lock screw is a replacement part made by Polaris. The same high-grade material was used for the original factory part. It can perform the same tasks making this a genuine OEM product. This wheel lock screw was designed to be the locking mechanism that holds the entire wheel assembly into place. One of the two parts it helps hold in place is the wheel bearing which is placed into the center of the double-side wheel. The wheel is the second part in which the screw locks itself into both of which screw into the wheel sprocket assembly. This screw is metallic and again can be found in the center of the double-side wheel directly behind the hubcap is Blue. This will make it easy to identify and replace it if damaged or lost.