. Extra-large flashing and head with included bottom ring for easier installation and better weather protection.Permanently lubricated track system, upper and lower stainless steel ball bearings prevents metal-to-metal contact, encased to help prevent dirt, dust, sand and other foreign materials from damaging bearings for long life, less friction, smoother spin and wear resistance.
Dade County/Texas Department of Insurance approved. Extra-large flashing and head with included bottom ring for easier installation and better weather protection.