• Head, heavy-duty steel spider braces for strength and durability
• Bottom ring included for easier and faster installation on base and great weather protection
• Dual bearing system, encased design helps to prevent dirt, dust, sand and other foreign materials from damaging the bearings, resulting in a smoother spin
• Permanently lubricated track system insures years of trouble-free spinning
• Special design prevents metal-to-metal contact results in less friction for a truer, smoother spin and great wear resistance
• Shaft, case hardened steel for long lasting strength and durability
• Base, pre-punched bottom and crimped collar fits tighter, makes installation easier
• One-piece design for easy adjustability up to 12:12 pitch without removing turbine
• Extra-large flashing for easier installation and great weather protection
• Quiet and durable, exclusive stainless dual bearing system for durable, long-lasting smooth and silent operation