This Device is designed to sleeve a Remington 870 mag cap. Swivel will need to be removed if applicable.
This device has an OAL of 3.48" from base to tines.
The major OD is 1.43". All dimensions are approximate.
This Hard Use Puncher is machined from 1144 Stressproof steel, and as such machining marks may be present on some items. The device is finished with a Black Ice specialty coating. The device comes with all assembly hardware.
You will need a phillips screwdriver and a 3/8” socket. A very easy install.