Semi-Auto Internal Parts Collection

Take your CZ pistol to the next level with the Eemann Tech Ultimate DA/SA Trigger, a premium competition trigger engineered to deliver exceptional ergonomics, adjustability and performance. Developed with the assistance of biomechanical engineers and physicians, the Ultimate Trigger combines the comfort of a...

Enhance the feel, control and consistency of your CZ competition pistol with the Eemann Tech Precision Flat Trigger. Designed specifically for DA/SA CZ pistols, this premium flat-faced trigger delivers improved trigger control, a more consistent trigger press and a positive reset, making it an...

The Eemann Tech Reach Reduction Trigger Kit for CZ Shadow 1/2 has been specifically developed for shooters seeking improved trigger reach, enhanced finger placement, and greater trigger control. Ideal for shooters with smaller hands or those looking to optimise their shooting performance, this kit...

The Eemann Tech Ultimate Upgrade Kit for CZ Shadow 1/2 is a comprehensive performance upgrade package designed to transform your CZ Shadow platform into a competition-ready pistol. Engineered specifically for IPSC, USPSA, and action shooting disciplines, this kit allows shooters to fine-tune trigger feel,...

Maximise the performance and balance of your competition pistol with the Boss Components CZ TS, TSO & TS2 Tungsten Guide Rod 5.4-Inch. Designed specifically for the CZ Tactical Sport, Tactical Sport Orange, and TS2 platforms, this premium upgrade adds substantial weight to the front...

Enhance the balance and shooting characteristics of your CZ 75 SP-01 with the Boss Components Tungsten Guide Rod, a premium upgrade designed to improve recoil control and overall handling. Manufactured from high-density tungsten, this guide rod adds weight to the front of the pistol...

Upgrade the reliability and longevity of your pistol with the Boss Components 1911 / 2011 Stainless Steel Guide Rod & Sleeve, engineered to provide smooth operation, improved durability, and consistent performance under demanding conditions. Precision machined from high-quality stainless steel, this guide rod and...

Designed for shooters who demand maximum reliability from their pistol, the Boss Components 1911 / 2011 Extended Firing Pin is precision manufactured from heat treated stainless steel to provide consistent ignition performance and exceptional durability. Engineered for competition and performance-oriented pistol builds, the extended...

Improve ignition reliability and optimise your CZ's performance with the Boss Components CZ Extended Firing Pin. Designed for shooters running reduced-power hammer springs or competition-tuned actions, this precision-machined firing pin helps ensure consistent primer strikes without compromising reliability. By increasing firing pin protrusion compared...

The Eemann Tech Competition Buffers Set for CZ Shadow 2 is designed to reduce wear and protect critical components of your firearm during operation by preventing metal-to-metal contact between the slide or breech block and the frame. Engineered for competition and high-round-count shooting applications,...

The Eemann Tech Thin Buffer Set for CZ Shadow 2 is a simple but highly effective upgrade designed to reduce wear and improve longevity across the CZ Shadow platform. Manufactured from high-density polyurethane with excellent shock-absorbing properties, these thin recoil buffers help minimise metal-to-metal...

Fine-tune the performance of your 1911 or 2011 pistol with the Boss Components Progressive Recoil Spring, available in a range of weights from 6lb to 18lb to suit a wide variety of ammunition loads, shooting styles, and competition setups. Unlike conventional single-rate recoil springs,...

Fine-tuning your CZ for optimal performance starts with selecting the right recoil spring. The Boss Components CZ 75 / Shadow 2 Recoil Springs are available in individual spring weights from 7lb through to 13lb in 1lb increments, allowing shooters to tailor their pistol's cycling...

Designed for competition shooters chasing a lighter, more refined trigger feel, the Eemann Tech Competition Trigger Spring delivers a 15% reduced power rating for improved trigger control and performance. A simple yet effective upgrade to help fine-tune your CZ platform. Key Features: • Reduced...

Designed to deliver consistent sear engagement and reliable trigger performance, the Eemann Tech Sear Spring is a critical component for maintaining and fine-tuning your CZ pistol. Ideal for both routine maintenance and performance builds. Key Features: • Precision-manufactured for consistent sear engagement• Supports clean,...

Engineered for smooth, consistent trigger operation, the Eemann Tech Trigger Spring is a high-quality upgrade for CZ pistols. Designed to deliver reliable reset and improved trigger feel, it’s an essential component for both maintenance and competition tuning. Key Features: • Precision-manufactured for consistent trigger...

Built for shooters who demand maximum reliability, the Eemann Tech Extreme Trigger Spring delivers a +10% increased power rating for stronger trigger return and positive reset. Ideal for hard-use pistols or setups where reliability is the priority. Key Features: • Increased power (+10%) for...

Built for competition-focused shooters, the Eemann Tech Competition Sear Spring features a 10% reduced power rating to help achieve a lighter, cleaner trigger break. A simple upgrade that enhances trigger feel while maintaining dependable performance when properly tuned. Key Features: • Reduced power (-10%)...

Ensure positive, consistent safety operation with the Eemann Tech Safety Detent Plunger Spring for CZ platforms. Designed to deliver reliable engagement and a crisp safety feel, it’s an essential component for both maintenance and performance builds. Key Features: • Provides firm, positive safety engagement•...

Built for competition-focused shooters, the Eemann Tech Competition Sear Spring features a 10% reduced power rating to help achieve a lighter, cleaner trigger break. A simple upgrade that enhances trigger feel while maintaining dependable performance when properly tuned. Key Features: • Reduced power (-10%)...