The Gen4 2-Tone (Tan) Glock 19 Gas Blowback Pistol from WE is at Airsoft Helper for US$78.47. This has a full metal slide with the slide engraved with Glock 19 markings. Its lower frame is railed to allow for mounting a taclight or laser and comes with different back straps to help get a comfortable grip. This fires at 320fps using Top Gas at room temperature with .20g BBs.