SOLD 1400.00 Kel-Tec RDB .223 REM 20″ M-Lok Forend Guelph May 10, 2024 - 4:37 PM asb87 Kel-Tec RDB .223 REM 20″ M-Lok Forend. It only has about 20 rounds through it, selling because I don’t really have the time or place to enjoy it. In perfect condition, flashlight and red dot are not included.