The Doom X mod by Immortal Modz is a beautifully crafted mechanical mod, featuring a constant contact and adjustable spring button to give a hard-hitting adjustable throw. 

Specifications:

• • Diameter: 29mm Mod on the flats and 31mm at the points
• • Height: 95mm 
• • Will accept 18650, 20650, 20700, and 21700 Batteries
• • Copper Constant Contact Adjustable Button
• • Silver Plated Spring
• • Top and Bottom Vents for added protection 
• • Interchangeable with JAB 4,JAB25, Doom-Diamond button's 

What's in the box:

• • 1x Doom X Mod