CTW-PTW Internal Setor Gear ARP 556 357 Magnum engraving on the

357 Magnum engraving on the full metal heavy duty outer barrel Double action function New design Fully licensed by Dan Wesson

By replacing your ported cylinder with a full sealed SHS cylinder

Mounts onto most Weaver / Picatinny /Pistol accessory spec rails

These tracer BBs are built to the same high standards that EF and EF BIO BBs are made to so you can expect the best quailty and construction from our EF Tracer BBs as well

7inch Barrel length: 136mm/5

CTW-PTW Internal Setor Gear ARP 556 357 Magnum engraving on theDescription: C. T. W P. T. W Internal Setor Gear Specifications: Material: Steel Height 4. 55mm Diameter 29. 33mm Net Weight: 9. 8g Compatible with M4, M4 CQB, M16A2, M16A3 CELCIUS & PTW Training Weapon