Prometheus 6.03mm EG Inner Barrel for AEG - 229mm Sniper Pistons and will help you hone

and will help you hone precision in your craft

And at long last

The mouthpiece features a protective dirt/dust cap to keep it clean and fluid is released with a push/pull cap design

works excellently with Japanese pistols like Tokyo Marui over 18 degrees

Prometheus 6.03mm EG Inner Barrel for AEG - 229mm Sniper Pistons and will help you honeInner bore width of 6. 03mm with a 0. 01mm tolerance. MP5A4, A5, SD5, SD6, Spetsnaz. Solid BB stability and accuracy, made with enhanced stainless steel (SUS). Inner barrel bore width of 6. 03mm with a tolerance of 0. 01mm, made of stainless steel for superior strength necessary to maintain accuracy without the need for special coatings. The barrel is arguably the heart of any airsoft gun and determines various performance factors such as velocity