Shop › MIDWEST 20 SERIES RAIL 9.5" MLOK MIDWEST 20 SERIES RAIL 9.5" MLOK $188.95 Midwest Industries 20 Series, M-LOK Handguard, 9.5", Anodized Finish, Black, Wrench Included, Fits AR Rifles MI-20XM Quantity: Add To Cart Added! Midwest Industries 20 Series, M-LOK Handguard, 9.5", Anodized Finish, Black, Wrench Included, Fits AR Rifles MI-20XM