LiftMaster Std. Duty Roller Cage Bearing Hinge - Bolt to Gate, Bolt to Post (Corrosion Protected-Zinc) Sold in pairs. Residential Black Chain Link You'll also need 4 Rollers

You'll also need 4 Rollers that mount onto the recommended posts to roll the cantilever on

Galvanized for superior rust resistance

With a wide variety of holes sizes

Heavy-Duty Cast Aluminum Housing DC Motor powerful enough to perform in the most demanding applications

280 wall thickness

LiftMaster Std. Duty Roller Cage Bearing Hinge - Bolt to Gate, Bolt to Post (Corrosion Protected-Zinc) Sold in pairs. Residential Black Chain Link You'll also need 4 RollersLiftMaster Std. Duty Roller Cage Bearing Hinge Bolt to Gate, Bolt to Post (Corrosion Protected Zinc) Heavy Duty Construction for Maximum Durability Dependable Roller Cage Bearing Design Even Weight Distribution Five Times The Weight Bearing Surface of the Nearest Large Hinge Convenient Bolt On Model Easy to Fully Lubricate Specifications: Maximum Gate Weight: Up to 1,000 lbs. per pair. Sold in pairs. Pair (2 per Box) 7. 2 lbs. 3. 2 kgs.