Glock Trigger Mechanism Housing with Ejector and Trigger Spring Slim for G42, G43, G43X, G48Genuine Glock factoryoriginal trigger mechanism housing complete with ejector and trigger spring slim, designed for Glock pistols in 9 mm and . 380 Auto. It fits models including Glock G42, G43, G43X and G48. This housing sits in the frame and guides the internal trigger components, ensuring correct timing and engagement. Ideal as a replacement for a worn or damaged trigger housing to restore reliable function and trigger geometry. Specifications