BT Expansion Chamber Kit for BT-4

This expansion chamber kit will fit all bt-4 series paintball guns. See details

CORE 11 Stage Expansion Chamber

This is the expansion chamber only, and does not include any fittings * No freeze thermal expansion chamber uses fins to bring heat from outside to change the ambient temperature of the gas resulting in a ga... See details

CORE AK-47 Style Expansion Chamber

This new product from Core allows your gun to expand the Co2 into better performance, while giving the marker a mean look that people will notice. Made from heavy duty aluminum, and machined to military standards. See details

Core Pro-Expansion 19 Chamber

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Dye Mini-Gauge

You cannot get smaller than a DYE Mini Gauge. Perfect for compressed air tanks that have really large gauges that always get in the way. Choose either the 5000K or 1500k psi. Better yet, get both! See details

Tippmann A-5 Expansion Chamber Kit

Improves accuracy, comfort and CO2 performance. Includes all components necessary to upgrade your marker. See details

Tippmann Vertical & Expansion Chamber Kit

Improves accuracy, comfort and CO2 performance. Includes all components necessary to upgrade your marker. For use on: Custom Pro, 98 Custom, Model 98 See details