Used to repair an aluminum door jamb that has been damaged die to a break-in, or to reinforce a jamb as extra protection against forced entry. This Strike/Cylinder Gard package can be an easy add on sale when installing, servicing or changing the combinations on aluminum doors. Thin flat design will allow strike to be installed on door frame and not rub the door. Packed with our CGA or CGD Cylinder Gard at no extra charge to make an aluminum door security package. Will work with W&F and Reflectolite type locks or punch out the "Knock-Out" and use with Adams Rite type swing bolt locks. Will fit 4" or 41/2" wide jambs. Easily installed by drilling six No. 20 holes in the door frame and using the steel pop rivets supplied with the strike. 14 Gauge cold rolled steel 2-15/16"x8"1.  Approximately 5/64" thick.