Crimson Trace Corporation Hi-Brite LaserGrip, Fits Glock 26,27,28,33, User Installed 01-1340 The award-winning G-Series(TM) laser sights offer an even more compact frame application than traditional Lasergrips(R)" maintaining your subcompact-sized GLOCK's lightweight configuration. Engineered with Crimson Trace's(R) instinctive activation" the laser sight is engaged from the rear with your natural firing grip. Crimson Trace G-Series(TM) Lasergrips have been recognized with two Golden Bullseye Awards from the National Rifle Association and a High-Tech Product of the Year Award from the Firearms Industry Academy of Excellence. No other laser sight has won more awards.