3″ Steel Commercial Garage Door Roller 10 Ball Bearing 7″ Long Stem

3″ Steel Commercial Grade Garage Door Rollers With 10 Ball Bearing 7″ Long Stem

These 3″ steel garage door rollers are most commonly found on commercial doors with 3″ track. They feature 10 ball bearings, and are available with 4″, 7″, 9″, and 11″ stems.

Key Features:

• Heavy duty 2-3/4″ steel rollers designed for 3″ garage door tracks
• 10 ball-bearings per wheel provide smooth operation
• 7/16″ diameter hardened steel stem
• Available in 4″, 7″, 9″ and 11″ multiple stem lengths
• 50,000 cycles of a 12′ high door at 150lbs per roller