34 of the housing 22 it will be understood that the cap 42 may be attached to the front end 34 by any known means including bolts friction fit and the like or the cap 40 may be permanently attached to the front end 34 of the housing 20 after the concealed overhead door closer 40 is installed securely fastened to the upper surface of the gate 12 is a second housing 24 which has a top surface 56 bottom surface 58 left side 60 right side 62 front end 64 and back end 66 the housing 24 is preferably about 93 4 inches in length about 1 inch in height and about 2 inches in width the housing 54 is preferably configured to allow an adjustable arm 68 shown in phantom to be installed more preferably a 34 k 34 style adjustable arm manufactured by international is installed it will be understood however that the housing 24 can be formed in a variety of shapes and sizes according to factors such as the type of gate or arm as seen in fig4 and 5 an arc or concave shaped opening 70 is located at the front end 64 of the housing 24 the opening 70 preferably inwardly extends about 11 2 inches so that one end of the adjustable arm 68 is.