6.01 mm- 509 mm Precision Barrell

 A precision barrel made of steel, 509 mm long and 6.01 mm in diameter, manufactured by PDI.   Using the precision barrel will significantly improve the precision and range, as well as the repeatability of shots.    The 6.01 mm precision barrel requires the use of high-quality BB’s.   The amazing quality has been achieved thanks to a special production process and cold hardening.