Gas Blowback Bolt Stroke Adjuster | Kriss Vector

Gas Blowback Bolt Stroke Adjuster | Kriss Vector – for your replica

This bolt stroke adjuster for the KRYTAC KRISS VECTOR GBBR gives you control over the stroke length of your bolt carrier. By adjusting the bolt stroke, you can optimise the gas efficiency and feeding reliability of your replica under various temperatures and gas pressures. With this GBBR bolt adjuster, you prevent feeding malfunctions and tailor the blowback characteristic to your preference.

Technical specifications

The adjuster is manufactured from anodised aluminium with a silver-coloured finish. The system consists of two adjustable parts secured by a hex screw. The maximum adjustment is 2mm between base and top. The part is supplied with two set screws and a hex key for installation. The thread is specifically dimensioned for the KRISS VECTOR bolt carrier group.

Compatibility and application

This bolt stroke adjuster is exclusively compatible with the KRYTAC KRISS VECTOR gas blowback replica. Installation requires disassembly of the upper receiver and bolt carrier group. The adjustable height allows you to set the bolt stroke for use with different gas types (Green Gas, CO₂) and ambient temperatures. This part is suitable for technicians who want to fine-tune their GBBR for consistent performance during skirms.

Ready to add the Gas Blowback Bolt Stroke Adjuster | Kriss Vector to your setup?