Smart Parts Freak Paintball Barrel Back - Impulse Threads

Smart Parts Freak Back for Impulse Paintball Markers

Build your Freak Barrel system for your Smart Parts Impulse.

The Smart Parts Freak Back for Impulse is the foundation of the legendary Freak Barrel System for Smart Parts Impulse paintball markers. Precision-machined from lightweight aluminum, this rear barrel section threads directly into your marker and accepts all standard Freak inserts and compatible Freak Fronts, allowing you to customize your barrel bore size for maximum paint-to-barrel match.

Whether you're replacing a worn back, building a custom Freak barrel setup, or upgrading your Impulse, the Freak Back gives you the flexibility to use one of the most trusted barrel systems in paintball.

Impulse Threads • Freak Insert Compatible • Precision Aluminum

The Foundation of the Freak Barrel System

The Freak Barrel System has become one of the most widely used interchangeable barrel platforms in paintball. By combining a Freak Back, interchangeable Freak Inserts, and a Freak Front, players can optimize bore size for virtually any paintball while using a single barrel system.

• Uses standard Freak Inserts
• Compatible with Freak Fronts
• Interchangeable bore sizing
• Excellent consistency
• One barrel system for changing paint sizes

Designed for Smart Parts Impulse

This Freak Back features genuine Smart Parts Impulse barrel threads for a precise OEM-style fit on compatible markers.

Compatible with:

• Smart Parts Impulse
• Impulse Vision
• Impulse Pro
• Other markers using Smart Parts Impulse barrel threads

Not compatible with:

• Autococker
• Ion
• Shocker SFT/NXT
• Eclipse
• A5
• Spyder

Precision CNC Aluminum Construction

Machined from lightweight aluminum, the Freak Back delivers excellent durability while maintaining tight manufacturing tolerances for proper insert alignment and consistent performance.

• CNC machined aluminum
• Lightweight design
• Precision barrel threads
• Durable anodized finish
• Factory-quality fit

Compatible Freak Components

This barrel back is designed to work with the complete Freak Barrel ecosystem.

• Standard Freak Inserts
• Freak Fronts
• Freak Insert Kits
• GoG Freak Components
• Smart Parts Freak Components

Freak Inserts and Freak Front sold separately unless otherwise noted.

Why Use a Freak Barrel?

Paintballs naturally vary in diameter depending on manufacturer, weather conditions, and storage. Matching the paintball size to the correct Freak Insert can help improve air efficiency, consistency, and overall shot quality.

• Optimize paint-to-barrel fit
• Improve consistency
• Potentially increase air efficiency
• Adapt to changing paint sizes
• One barrel system for multiple bore sizes

Features

• Fits Smart Parts Impulse barrel threads
• Compatible with standard Freak Inserts
• Works with Freak Fronts
• CNC machined aluminum construction
• Precision-machined threads
• Durable anodized finish
• Lightweight design
• OEM-quality fit

Specifications

What's Included

• 1 Smart Parts Freak Barrel Back – Impulse Threads

Freak Front, Freak Inserts, marker, and accessories are sold separately unless otherwise noted.

Complete Your Freak Barrel System

• Shop Paintball Barrels →
• Shop Freak Inserts →
• Shop Barrel Accessories →
• Shop Marker Parts →
• Shop Tools & Maintenance →

Maddog Tech Tip

If you're building a Freak Barrel System from scratch, you'll need three components: a marker-specific Freak Back, a Freak Front, and at least one Freak Insert. Most players choose a complete insert kit so they're prepared for different paint sizes throughout the season.

One Barrel. Endless Bore Options. GAME ON!

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