Introducing the B&T BATTLE BAD-EBC-AMBIKIT ENHANCED BOLT KIT, a testament to superior design and engineering. This ambidextrous bolt kit is crafted for AR15/M16/M4 platforms, featuring a patent-pending 3-lug locking interface and an ergonomic lever design with serrations for enhanced functionality and ease of use. Ideal for upgrading or starting a new build, this kit includes an Enhanced Bolt Catch and an Ambidextrous Bolt Catch/Battery Assist Device, both constructed from durable 8620 Steel with a Black Phosphate finish. B&T is renowned for its innovation and quality in firearm accessories. Key Features: - Manufacturer: B&T - Model: BAD-EBC-AMBIKIT - Product Type: Bolt Kit - Material: 8620 Steel - Finish: Black Phosphate - Unique Features: Patent pending 3-lug locking interface, ergonomic lever design - What's In The Box: Enhanced Bolt Catch, Ambidextrous Bolt Catch/Battery Assist Device, T10 Torx Screw, T10 Torx L-Wrench