Geissele Maritime Bolt Catch for M16/M4 Carbine

Description The Geissele Maritime Bolt Catch is an enhanced bolt catch designed for M16/M4 Carbine platforms, focusing on improved functionality for both right and left-handed shooters. With its increased surface area and aggressive checkering, it allows for easy locking and releasing of the bolt, even while wearing gloves. The extended controls ensure seamless magazine changes and efficient operation without breaking grip. Constructed from heat-treated 8620 steel and finished with a manganese phosphate coating, this bolt catch provides durability and reliability, making it the perfect upgrade for any mil-spec lower receiver.