TacFire Glock Lower Parts Kit Glock 26 Black. These Pistol Triggers include a side lock spring and other essential Glock parts that are perfect for replacing or upgrading your current setup. Please note that these Glock lower parts kits do not include a locking block. Step up your pistol build today with a G17 lower parts kit G129 lower parts kit or G26 lower parts kit to add nothing but top-shelf parts to your favorite firearm. Specifications for TacFire Glock Lower Parts Kit: Manufacturer: TacFire Color: Black Gun Make: Glock Size: Small Features of TacFire Glock Lower Parts Kit Includes G17 Slide lock spring and G19 Slide lock spring Does NOT include locking block Package Contents: TacFire Glock Lower Parts Kit What firearm models does the manufacturer say TacFire Glock Lower Parts Kit is compatible with? The manufacturer suggests that TacFire Glock Lower Parts Kit is compatible with Glock 19 Glock 17 Glock 26TacFire LPK-GLK-26: Glock Lower Parts Kit Glock 26 Black