Crosman 2240 Upgrade Kit - Max Velocity High Output Valve + Co2 Power Adjuster + Steel Breech / Picatinny Rail Mount

Whats Included:

Modified High Output Valve Assembly 

• Custom high-output valve designed to increase CO2 performance
• Optimized for barrels 18” and longer for maximum power and velocity
• Drop-in ready – same external dimensions as the factory valve
• Enlarged CO2 chamber for greater gas volume and output
• Angled exhaust/feed port for improved airflow and efficiency
• Lightened internal spring keeps the valve open slightly longer for stronger shots
• Significant FPS gains, especially with longer-than-stock barrels
• Fully modified, tested, and reassembled – no additional setup required
• Includes all internals: piercing stem, valve spring, o-ring, and CO2 seal
• Brand new part – not old stock or previously used
• Expect higher CO2 usage in exchange for improved performance
• Proven and trusted mod with hundreds of satisfied users

Co2 Power Adjuster: 

• Allows fine-tuning of hammer spring tension and stroke
• Adjustable design increases or decreases hammer power with a simple twist
• Functions like a variable-length, variable-tension spring system
• Enables power adjustments in seconds without needing to disassemble again
• Machined and assembled in the USA for long-term durability
• Simple drop-in installation using existing screw points
• Includes detailed install instructions (no special tools required)
• Brand new part – never installed or used; not old stock
• Compatible with CO2 models only (see other listing for pumper version) Ideal for users who want to optimize velocity, efficiency, or shot consistency on demand.

Steel Breech Picatinny Rail Mount:

Perfect for attaching lights, scopes, or other accessories to your 2240. Great for varminting at night, mount your hunting light or even an IR setup to use your night vision. Scope & laser sold separately. Rail Mount Fits both Top, and Underbarrel.