Starter SRS Upgrade Kit 2.0–2.5 Joule (Piston, Cylinder, Spring) sfmb The all-powerful design of the

The all-powerful design of the Kraken chamber has proven its effectiveness multiple times within the airsoft community

made from 6061 aluminum

Product Descriptions: Kraken Hop-Up Chamber Easy setup for professional and new players (Bucking change in ~ 2 minutes) 100% self-alignment system for a perfectly aligned setup every time 100% aligned and sealed with Kraken Hop-Up buckings Toothed adjustment wheel for easy tuning O-ring guided adjustment wheel Custom-made steel cam screw White laser-engraved letters and text Front O-ring to prevent BB drop Modular chamber design compatible with most VSR-cut buckings

Compatible only with original barrels from batch 4 and above

Muzzle Velocity: Approx

Starter SRS Upgrade Kit 2.0–2.5 Joule (Piston, Cylinder, Spring) sfmb The all-powerful design of theThe Starter package for your Silverback SRS. This upgrade kit makes your SRS consistent and silent! The package includes the following Stalker upgrades! The package includes the following Stalker upgrades. Stalker SRS Scorpion Ultimate Edition Stalker SRS Fluted Teflon Cylinder Stalker Official Logo Patch We strongly believe that the Rapax springs are the best springs on the market. The results with this spring and the Stalker upgrades are perfect.