The SCT Manufacturing 225010100 is a full-size polymer frame designed for compatibility with Gen3 Glock models 17, 22, and 31. This frame features an aggressive texture grip for improved control and handling. Included with the frame is a locking block.Key FeaturesAggressive Texture Grip: Provides enhanced control and stability during use.Flared Mag Well: Facilitates easier magazine changes.Picatinny Rail: MIL-STD 1913 Picatinny rail for accessory attachment.High Beaver Tail: Designed for improved grip and lower bore axis.Larger Trigger Guard: Allows better access while wearing gloves.