Milsig Pro Heat Core Rebuild Kit
Experience the power of a freshly rebuilt Heat Core system with the MILSIG PRO HEAT CORE REBUILD KIT. Engineered for serious paintball athletes and weekend warriors alike, this comprehensive kit puts you in control of your marker’s performance. Whether you’ve noticed a slight wobble in pressure, occasional misfires, or you simply want to prevent downtime on the field, our factory rebuild kit has everything you need to restore peak reliability and consistency.
Designed around Milsig’s exacting standards, each component is precision-crafted to deliver a smooth, airtight seal and rock-solid durability. From high-tolerance O-rings that lock in your regulator’s output to stainless steel firing pins built to withstand the toughest battles, every piece in this kit has been vetted for top-tier performance. No more guessing which parts to replace or hunting down obscure spares—this all-in-one solution saves time, frustration, and money compared to piecemeal repairs or costly pro shop visits.
With easy-to-follow instructions, you’ll rebuild like a pro in no time. Every seal, spring, and screw comes in the correct size and quantity to perform up to ten full rebuilds, so you can keep multiple markers mission-ready or share spares with your teammates. Prevent leaks, maintain consistent shot velocity, and eliminate the fear of mid-game failure. Whether you’re storming in woodsball scenarios or laying down rapid-fire tactics in tournament play, your Heat Core system will fire with surgical precision, round after round.
Get back on the field faster and regain confidence in your gear. The MILSIG PRO HEAT CORE REBUILD KIT is more than a collection of parts—it’s your ticket to uninterrupted play, maximum efficiency, and the satisfaction of hands-on maintenance. Invest in long-term performance, minimize downtime, and dominate every match with the reliability of a freshly tuned Heat Core system.
Key Features and Specifications
- Complete Milsig Part # UMK-015 factory rebuild kit
- Over 100 precision-engineered components for up to 10 rebuilds
- Regulator O-Rings (14×1.8 mm x5, 18×1.5 mm x10, 18×2 mm x10)
- Accumulator and barrel seals (8×1 mm x10, 15×1.5 mm x10)
- Valve stem O-rings x10 and PRV rubber pistons x10 for leak-proof operation
- High-durability steel HC pins x5 and firing pins x5 for reliable ignition
- Bolt bumpers x10, spring detents x10, and selector-switch springs x5 for smooth cycling
- Complete screw set: body (5×8 mm x10), shroud (5×10 mm x10), side-port (4×10 mm x10)
- Cotter pins x10, Nylock nut bolts x10, set screws (4×3 mm x10), M5 washers x10
- Core spacers x10 and regulator shims x5 for precise pressure tuning
- Velo adjust screws (6×10 mm) for on-the-fly velocity control
- Simplified step-by-step rebuild guide included for DIY maintenance
- Restores factory performance, prevents downtime, and extends marker life
- Unlock professional-grade performance—rebuild your Heat Core system today!
Please check out other Milsig products.
