In the competitive world of airsoft, the Tokyo Marui Hi-Capa platform stands as a benchmark for performance and customization. However, even the most finely tuned pistols are susceptible to the inevitable wear of internal components, particularly the small but critical seals that govern gas efficiency. Experienced users know that maintaining the gas efficiency of a Hi-Capa platform requires addressing the integrity of the outlet valve seals, as this is the precise point where pressure loss most frequently occurs. When these seals degrade, the result is a noticeable drop in recoil impulse, erratic muzzle velocity, and a frustrating inconsistency that undermines accuracy on the field.

To address this common mechanical issue, Dytac has engineered a high-quality replacement O-ring set that serves as a definitive solution for restoring factory-spec air seals. This rebuild kit provides a precise assortment of high-grade O-rings designed specifically to eliminate gas leakage and return the pistol to its optimal operating state. The kit is meticulously curated to include multiple sizes necessary for a complete overhaul, featuring rings measuring 6x1.5mm, 7x1mm, and 8x1.5mm. This variety ensures that users have the exact dimensions required to address the two primary failure points of standard inlet valves, making it a versatile and indispensable addition to any Hi-Capa maintenance routine.

The true distinction of this rebuild kit lies in its advanced material selection. Recognizing that different parts of the valve assembly experience varying levels of stress and chemical exposure, the set combines durable materials including CPU, EPDM, and FKM. Each compound is chosen for its specific resilience, ensuring that these rings maintain reliable compression even under the rapid cooling effects of sustained rapid fire. This thoughtful engineering ensures reliable air-tightness for consistent muzzle velocity, allowing the pistol to perform with the dependability that competitive shooters demand.

Despite its robust performance capabilities, the kit is designed for user-friendly application. The compact 8mm length of the components is tailored for seamless installation, allowing for a simple drop-in fit that does not require any permanent modifications to ensure proper fitment and function. This convenience is further enhanced by the kit?s ultralight design, with a net weight of only 2.0 grams, ensuring that it adds negligible mass to the valve system. Each convenient package configuration contains a 3-piece set, providing exactly what is needed for a straightforward and effective rebuild, allowing shooters to quickly restore their Hi-Capa to its former glory with minimal downtime.

Key Feature

• Gas efficiency in Hi-Capa platforms is most often compromised at the outlet valve seals, where pressure loss and leakage degrade recoil and shot consistency.

• This Dytac kit offers a precision assortment of high-grade O-rings to restore factory-spec air seals and eliminate gas leakage.

• Includes three essential sizes (6x1.5mm, 7x1mm, and 8x1.5mm) to address the common failure points in standard inlet valves.

• Made from durable CPU, EPDM, and FKM compounds, chosen for resilience under rapid-fire cooling conditions.

• Ensures reliable air-tightness for consistent muzzle velocity and competitive performance.

• Compact 8mm design enables drop-in installation with no modifications required.

• Ultralight at just 2.0 grams per 3-piece set, offering a quick and hassle-free rebuild solution.