Battle Arms Development Enhanced AK Trigger Fits AK Black. This battle-ready trigger will ensure a clean crisp break zero trigger slap and a short smooth and positive reset. This trigger kit comes complete with a hammer trigger disconnector disconnector spring and axis pin sleeve. Battle Arms Development Inc. (B.A.D. Inc.) is a design research and development firm incorporated in 2009 with a focus on small arms design including firearm components tools gauges accessories and complete weapon systems. Specifications for Battle Arms Development Enhanced AK Trigger Fits AK Black: Manufacturer: Battle Arms Development Color: Black Finish: Black Additional Features: Fits AK Trigger Handle Color: Black Features of Battle Arms Development Enhanced AK Trigger Fits AK Black: Distinctive trigger bow design Package Contents: Battle Arms Development Enhanced AK Trigger Fits AK Black