B5 Systems AK Handguard, Standard Length, MLOK Compatible, Fits Standard AKM Pattern Stamped Receivers, Matte Finish, Black AHS-1509 The AK M-LOK Handguard is a drop-in upgrade for standard AKM pattern stamped receivers. It features improved ergonomics and M-LOK attachment points. The lower handguard has aggressive texture and an integral stainless steel heat shield. Made in the USA of durable composite material.