The Slam Piece is a side firing mod and is 30mm in diameter and has a fire button is made of ultem, fixed onto the body of the mod. The battery sit's in a copper cup which is then housed in a black ultem cup and has a turnable switch to lock or unlock. It can accommodate 21700/20700/20650 and 18650 batteries.
The threading on the mod is flawless and is weighty too, this mod oozes high end quality. This mod comes with a rugged, hard shell carry case.