Best Fittings QC03 Single Quick Coupler Plug
- Precision-engineered stainless steel construction for durability and corrosion resistance
- Made in the UK to high manufacturing standards
- Compatible with BEST Fittings QC02 Quick Coupler Socket
- Works with Foster 12FS, 12FSS and 12MS straight-through couplers
- Enables fast, tool-free swapping of PCP fill probes
- Ideal for adding multiple probes to your BEST Fittings Starter Kit
- Directly compatible with snap couplers supplied with many PCP rifles
The Best Fittings QC03 Single Quick Coupler Plug is designed to make swapping between fill probes fast, simple and completely hassle-free. Manufactured in the UK from high-quality stainless steel, the QC03 is built for durability, reliability and long-term performance.
The QC03 plug is designed to work seamlessly with the BEST Fittings QC02 Quick Coupler Socket as well as compatible Foster 12FS, 12FSS and 12MS straight-through quick snap couplers. Simply attach a QC03 plug to each of your fill probes and enjoy instant interchangeability between rifles and charging adaptors.
Many popular PCP air rifles already come with a snap coupler system fitted as standard. In these cases, the QC03 plug allows you to connect directly to the rifle’s coupler, making it an ideal solution for shooters who want a quick-change charging system without repeatedly swapping probes.
Whether you are expanding your BEST Fittings Starter Kit or upgrading your existing setup, the QC03 provides a professional, dependable connection for your PCP charging equipment.
If you want a cleaner, faster and more convenient PCP filling setup, the BEST Fittings QC03 Quick Coupler Plug is an essential accessory. Pair it with the QC02 socket and additional probes to create a fully modular quick-connect charging system for all your rifles.
Compatibility List
The BEST Fittings QC03 Quick Coupler Plug can be fitted to fill probes and adaptors used with the following PCP air rifles and platforms:
- Air Arms – S200, S300, S310, S400, S410, S510, TDR, FTP900, EV2, Protarget, MPR, Shamal, XM100, NJR100, TM100, etc.
- Armex – X10, etc.
- BSA – Superten, Hornet, Ultra, Scorpion (including T-10 and SE models), R10, Lonestar, etc.
- Benjamin – Marauder, Challenger, Discovery, Silhouette, etc.
- Brocock – Enigma, Elite, Grand Prix, Aim X, Hunter, Contour, Concept, etc.
- Career / Samyang / Sumatra – 707, 909, 2500, etc.
- Daystate – Air Wolf, Air Ranger, Huntsman, Harrier, X2, Wolverine, LR90, PH6, MK3, MK4, etc.
- Evanix – Blizzard, AR6, S10, Conquest, etc.
- Falcon – Prairie and FN Silencer Quick Fill (FN8, FN12, FN19), etc.
- FX – Axsor, 2000, Tarantula, Gemini, Cyclone, Gladiator, Verminator, Typhoon, Monsoon, T12, Cutlas, Ranchero, Super Swift, Storm, Rapier, Timber Wolf, Bobcat, Ultimate, Elite, Revolution, Royal, etc.
- Gamo – Dynamax, etc.
- Hatsan – AT-44, AT44, AT65, Galatian, etc.
- Logun – Axsor, Gemini, Solo, MK1, MK2 Professional, Eagle, S16, etc.
- Edgar Brothers – XVi, etc.
- Prestige – Cub, Kub, Blackcat, etc.
- Ripley – XL9, AR5, etc.
- RWS – Rapier, Elite, Scimitar, Excalibre, Series 50, 500, LR20, LR25, etc.
- Theoben – Rapid 7, R7, MK1, MK2, MKII, MFR, etc.
- Webley – FX2000, Axsor, Raider, Raider 10, Spectre, Venom, Viper, Sidewinder, Mamba, etc.
- Weihrauch – HW100, HW101, etc.
Note: Compatibility is achieved when the QC03 plug is fitted to the appropriate fill probe or adaptor, allowing connection to BEST Fittings QC02 Quick Coupler Sockets or Foster 12FS, 12FSS and 12MS quick snap couplers.
- Precision-engineered stainless steel construction for durability and corrosion resistance
- Made in the UK to high manufacturing standards
- Compatible with BEST Fittings QC02 Quick Coupler Socket
- Works with Foster 12FS, 12FSS and 12MS straight-through couplers
- Enables fast, tool-free swapping of PCP fill probes
- Ideal for adding multiple probes to your BEST Fittings Starter Kit
- Directly compatible with snap couplers supplied with many PCP rifles
- Best Fittings QC03 Single Quick Coupler Plug


