Rocky's Solar Reel Hub - 4 Inch sign-type_Dibond This is a universal high-flow

This is a universal high-flow cover for 12 inch mud frames

with no additional footings required on a standard 4 inch deck

These plastic niches are molded of high-strength

The union nut load does not transfer onto ball seat

The integrated mufflers on single-ended models minimize operating noise

Rocky's Solar Reel Hub - 4 Inch sign-type_Dibond This is a universal high-flowThis is a Rocky Roller 4 Inch Hub replacement. The 4 inch hub is used on the commercial Junior, Senior, and High Riser solar reels. It is also used on solar reels models 3, 4 and 5. (Item #RR543 is used on models 3A and 4A solar reels.) The 4 inch hub can be used to convert a 3 inch tube system to a 4 inch tube system. It is compatible with Rocky's 4 inch Adjustable Tube and Commercial Tubing. Please note: this item is fully compatible with systems