3/8" Shaft Diameter Crankarm with Adjustable Radius from 1 to 2 3/4"

1/2" Shaft Diameter Crankarm with Adjustable Radius to 1 11/16"

1/2" Shaft Diameter Crankarm with Adjustable Radius from 1 to 2 3/4"

Damper Blade Arm for D1300 Dampers with M9108, M9116, M9124, M9132, M9208, and M9220 Series Actuators

Blade Arm, Used with the M9000 Series, Link Damper Actuator Rod Hardware Directly to Damper Blades

Damper Blade Linkage for D1300 Dampers with M9108, M9116, M9124, M9132, M9208, and M9220 Series Actuators

External Vertical Pin to Pin Linkage, Vertically Couples Two Panels for an External Drive

48" x 5/16" Damper Push Rod

Bypass Bracket, Horizontal Face, Couples One Normally Open and One Normally Closed Panel, Joined Side by Side in a Face/Bypass Configuration

Blade to Blade Bracket, Horizontally Couples Two Panels with the Blades Operating in the Same Direction