The Enhanced Experience

The Enhanced Modular End Cap System might look similar, but there are huge advantages to installing this bad boy. The Enhanced Base includes a spring-loaded ball detent that pushes against the compact action of your choice, so while the buffer system is gone you still get the same spring-loaded effect of over 7.5 lbs on

Elegant Yet Simple

The Sensei Firearms Patent Pending Modular End Cap System is a simple design – yet doesn’t sacrifice function or quality. This system allows a user to quickly remove the receiver extension, plus all mating parts. By using this upgrade, the Shooter will significantly reduce the firearm’s weight and overall length to create a true AR

Ditch The Tube . . . It’s A Pistol Right?

Ditch the Tube – lose 6.5 inches along with over half a pound of excess weight with the Sensei Firearms Patent Pending Modular End Cap System.   If a sleek utilitarian design isn’t enough to get you wanting let the numbers talk.   Enlighten your Senses and Trust the Sensei.

Modular End Cap Assy – Standard

The Standard End Cap Assembly features a precision machined 7075-T6 aluminum base. This tight tolerance product has been meticulously engineered to maintain an enduring fit, while factoring the required thickness for the Anodize coating protection. This entry level assembly includes a sleek Blank End Cap to provide a tight sealing, elegant looking system. The special

Modular End Cap Assy – Enhanced

The Enhanced End Cap Assembly features a precision machined 7075-T6 aluminum base. This tight tolerance product has been meticulously engineered to maintain an enduring fit, while factoring the required thickness for the Anodize coating protection. This Enhanced Base, includes a ball-nose spring plunger – providing up to 7.5lbs of force on your compact action –

Quick Disconnect – QD End Cap

The QD Enhanced End Cap is part of the elite products upgrade to any Standard or Enhanced End Cap Assembly.  This Enhanced End Cap technology provides a Quick Detach feature at the rear of this system – made from heavy-duty steel – to provide unheard of strength and reliability like no other product on the

Vertical Picatinny End Cap

The Vertical Picatinny End Cap is part of the elite products upgrade to any Standard or Enhanced End Cap Assembly. This premium item provides a Vertical Picatinny at the rear of your system to create unrivaled strength and reliability like no other products on the market. The Heavy-Duty Steel body allows the user to attach

MECS Installation Wrench

We all know everyone needs excuses for another tool – here is yours. The Modular End Cap System Installation Tool was designed for frustration-free installation of the Standard and Enhanced Bases. The Delrin body and knurled handle allows for an ergonomic grip, while the two 17-4PH SS pins are precision fit.   Modular End Cap System

The Ultimate Armorer’s Tool

Sensei Firearms is proud to present, one tool to rule them all, this patent-pending Ultimate Armorer’s Tool. Not just any Armorer’s Tool, this cutting-edge Tool embodies the ideal blend of Survival solutions with Armorer functions. By featuring over 25 built-in capabilities – you can throw away your generic tool chest and simply pack this into