Product Overview Trigger Mechanism Housing w/1882 ejector installed. Fits all 40 & 357 caliber Glocks. Part number 22 on the Glock Schematic. Reviews (1 review) Write a Review 1 Review Hide Reviews Show Reviews 5 Outstanding Posted by Mortismaker on 31st Jan 2022 Parts are OEM. Service was spot on. Delivery, packaging... What can I say - buy with confidence!