Pay in 4 interest-free payments of $6.00 Learn more
Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
5kg springs included - for 200-220fps fun
but positive seal when firing
Great fun for those close quarters battles
Full auto or semi auto - wireless updatable firmware
Matches nicely with the Python Stock
Speed Seal Plunger for BK1S/BK2S Siren 5kg springs included - forTheorized, Designed, and created in the BCFF Ecosystem an upgraded plunger for the Zius BK1S and BK2S. SLS printed in Nylon by a local canadian fab shop. This has been our starting point for improvement, pretty much the first step needed to push the performance on the Zius BK1S BK2S blaster. This is a speed seal plunger, the o ring will feel looser and floppy untill air pressure friction is pushing into it's sealing position. Which results in low drag
US$ 37.00
US$ 175.00
US$ 37.00
US$ 37.00
US$ 42.50
US$ 76.00
US$ 19.95