Infinite Product Solutions 1in Barrel Extension Black Phosphate M13.5 x 1 LH - 9mm Luger

Infinite Product Solutions 1in Barrel Extension Black Phosphate M13.5 x 1 LH - 9mm Luger. Key for clearing handguards or maintaining barrel length requirements. Precision made and accurately engineered this extension is available in black nitrided 17-4 PH H1150 stainless steel black oxide steel or black phosphate steel offering superior durability and a sleek appearance. The divot on the nitrided versions allows for easy pin and weld applications ensuring compliance with legal barrel length requ