Model 4712 box style point-to-point pneumatic carrier is for use in 4-inch by 7-inch pneumatic systems. This unique side-opening carrier is easily loaded with large or bulky items. It is available in black, or half and half black and transparent. The impact-resistant body is an ideal replacement for aluminum or other heavy-load carriers. It comes with a spring-loaded plastic catch and has gray felt bumpers. (Key-locking version as available at additional charge.) Size: 3-3/4 inches H x 6-3/4 inches W x 14-1/4 inches L.