Chamberlain, LiftMaster, Sears Door Opener Arm Kit - for Residential Operators

Description

178B35, Curved - Arm and 178B34, Straight Door Arm/Drawbar as shown in photo.
These are New Genuine LiftMaster® Parts
178B34, Straight Door Arm/Drawbar is 19-7/8" Long x 1" Wide x 1/4" Thick.
1 - 5/16" ID hole on 1 end and 11 - 5/16" ID holes,1" On Center, on the other end.
178B35, Curved Door Arm is 9-5/16" Long, tip to tip x 1" - 1-1/4" Wide x 1/4" Thick.
1 - 5/16" ID hole on one end and 3 - 5/16" ID holes on the other end.
Black medium gloss finish.
Includes fasteners and bracket as pictured.
Hardware may be silver or black (not shown in photo.)
Please check your Owner/Parts Manual to confirm this part is compatible with your opener.