Johnson Controls M9208-601 SKU: M9208-601 $19.22 $38.43 Quantity -+ Call for Lead Time Details Johnson Controls M9208-601 : Replacement Standard Coupler Kit (with Locking Clip) for mounting M9208 Series Spring Return Electric Actuators on damper... Data Sheet DetailsData Sheet Back Johnson Controls M9208-601 : Replacement Standard Coupler Kit (with Locking Clip) for mounting M9208 Series Spring Return Electric Actuators on dampers with round shafts from 5/16 to 5/8" (8 to 16 mm) or square shafts from 1/4 to 1/2" (6 to 12 mm) Back Stocked items ship in 1 business day. Factory items typically ship in 3-5 business days (estimate only). Actual times may vary.Email sales@energycontrol.com for more information.