Tcatical X-Grip Adapter for Glock 19/23/26/27/32/33 Pistol Magazine 9mm/40/357 glock It requires a light source

It requires a light source to charge the luminous materials(no tritium)

Excellent item: If you are looking for a unique gift for your friends

and provides an extension to release the bolt from the right side

Green/Red dot glow in the dark (Not Tritium)

Tcatical X-Grip Adapter for Glock 19/23/26/27/32/33 Pistol Magazine 9mm/40/357 glock It requires a light sourceX Grip Adapter for Glock 26 27C G19 G23 G26 G27 G32 G33 Magazine Tactical Hunting Features: The XGRIP XGGL26 27C adapts the G19, G23 or G32 compact magazines for use in the G26, G27 or G33 pistols, incorporating the larger magazine into the subcompact grip, and increasing the guns capacity. Law enforcement and military personnel can carry the Glock 26, 27 or 33 with a standard magazine when concealment is important, then insert the compact higher