This is the smoothest and lightest Drop-In Glock trigger connector made. The UNIT 3.0 includes an over-travel tab that shortens overall trigger movement. This Glock connector, in combination with its patented design for smoothness, provides for more accurate shooting and faster follow-up shots. Specifications for Ghost Inc Unit 3.0 Trigger Connector, Fits Glock Gen 1-5 Including X Models: Manufacturer: Ghost Inc Color: Silver Gun Make: Glock Gun Model: Glock 43X Gen 4, Glock 42 Gen 5, Glock 48 Gen 2, Glock 43X Gen 3, Glock 43X Gen 1, Glock 42 Gen 2, Glock 43 Gen 2, Glock 43 Gen 4, Glock 42 Gen 4, Glock 48, Glock 43X, Glock 43, Glock 42, Glock 48 Gen 4, Glock 42 Gen 1, Glock 43 Gen 5, Glock 43 Gen 1, Glock 43X Gen 5, Glock 43X Gen 2, Glock 48 Gen 5, Glock 48 Gen 1, Glock 42 Gen 3, Glock 48 Gen 3, Glock 43 Gen 3 Features of Ghost Inc Unit 3.0, Trigger Connector, Fits Glock Gen 1-5 Including X Models: Drop-in Connector Shortens Overall Trigger Movement Provides more Accurate Shooting and Faster Follow-up Shots Fits all Glock Gen 1-5 Pistols Except 42/43/43X/48 Package Contents: Ghost Inc Unit 3.0, Trigger Connector, Fits Glock Gen 1-5 Including X Models This product is compatible with the following gun models: Glock 42 Gen 5, Glock 48 Gen 3, Glock 48 Gen 2, Glock 48 Gen 1, Glock 43X Gen 3, Glock 43X Gen 2, Glock 43X Gen 1, Glock 43 Gen 1, Glock 42 Gen 2, Glock 42 Gen 1, Glock 48 Gen 4, Glock 43X Gen 4, Glock 42, Glock 43 Gen 3, Glock 42 Gen 3, Glock 48 Gen 5, Glock 43X Gen 5, Glock 43 Gen 5, Glock 43 Gen 2, Glock 43 Gen 4, Glock 42 Gen 4, Glock 48, Glock 43X, Glock 43