Our regulator sets are furnished with retractable bolt bearing for fast, easy assembly. Merely slip bearing over edge of damper at the bearing line, lay the bearing on any firm surface, and drive the prong through the damper. The prong firmly clinches the bearing to the damper. 5/16" bearings are ample for most damper installations. Maximum damper thickness: 22 gauge galv.

Our Damper Regulator set is made for large and small dampers and contains the following:

• Washer
• Handle
• Wing Nut
• 5/16" Retractable End Bearing
• Damper Blade Tip