| Airtech Studios STC Speed Trigger Convertor For G&G ETU Systems | airsoftnmore.com | 15.0 USD | 18 USD | −16.7% |
| Airtech Studios Advanced R-HOP Arm for G&G Rotary Hop Up Units | airsoftnmore.com | 10.0 USD | 12 USD | −16.7% |
| Airtech Studios Universal Adapter für ODIN M12 Speedloader | deathrag.de | 17.9 EUR | 19.9 EUR | −10.1% |
| Airtech Studios ARP9/556用 バッテリーエクステンションユニット | airsoft97.com | 3080 JPY | — | — |
| Airtech Studios G&G PDW15/CQB Battery Extension Unit | airsoftatlanta.com | 516 USD | — | — |
| KWA TK45 Series - TDC Bracket Converter Kit (R-HOP/FLAT-HOP/ MR Maple Leaf) | airsoftatlanta.com | 387 USD | — | — |
| AIRTECH STUDIOS BATTERY EXTENSION FOR ARES AMOEBA SERIES BLACK | districtairsoft.ca | 50 CAD | — | — |
| AIRTECH STUDIOS BATTERY EXTENSION FOR VFC AVALON PDW BLACK | districtairsoft.ca | 40 CAD | — | — |
| Airtech Studios "The Nightstalker" Advanced AEG Piston for Perfect AOE & Gear Meshing | triggerairsoft.com | 34.99 CAD | — | — |
| Airtech Studios Maxx Model Hop-up Chamber Upgrade (all New Gen) | wyshtech.com | 30.95 USD | — | — |
| Krytac Kriss Vector - Speed Flat Trigger Blade (BLACK) | airtechstudios.com | 29.99 USD | — | — |
| Airtech Studios Butt Stock Extension for G&G ARP9/556 Series Airsoft AEG Rfiles | contactfrontairsoft.com | 29.99 USD | — | — |
| Krytac Kriss Vector - Speed Flat Trigger Blade (Red Crimson) | airtechstudios.com | 29.99 USD | — | — |
| The Nightstalker Advanced AEG Piston For Perfect AOE & Gear Meshing | contactfrontairsoft.com | 27.99 USD | — | — |
| AIRTECH STUDIOS - G&G ARP9 ARP556 PDW Battery Extension Unit | bosswebstore.com | 25.99 USD | — | — |
| Krytac Trident MK2 PDW - Battery Extension Unit | airtechstudios.com | 24.99 USD | — | — |
| Full Upgrades Bundle Kits for: Maxx Model Hop-up Chamber (all New Gen) | airtechstudios.com | 24.99 USD | — | — |
| ICS CXP-MARS PDW9 Carbine: BEU™ Battery Extension Unit | airtechstudios.com | 24.99 USD | — | — |
| AM-013 Suppressor Extension - Long Buffer | airtechstudios.com | 24.99 USD | — | — |
| AM-014 Suppressor Extension - Long Buffer | airtechstudios.com | 24.99 USD | — | — |
| AM-013 Tracer Adapter Unit Version B (for original 1-piece suppressor cap) | airtechstudios.com | 24.99 USD | — | — |
| Stock-Butt Extension: G&G ARP9 & 556 Series GOS-V5 Series | airtechstudios.com | 24.99 USD | — | — |
| AM-013 / 014 / 015 BEU™ Battery Extension Unit - Dark Earth | airtechstudios.com | 24.99 USD | — | — |
| The Nightstalker: Advanced AEG Piston for Perfect AOE & Gear Meshing | airtechstudios.com | 24.99 USD | — | — |
| G&G CM16 ARP9 & ARP556 BEU Battery Extension Unit | airtechstudios.com | 24.99 USD | — | — |
| AM-013 / 014 / 015 BEU™ Battery Extension Unit - Black | airtechstudios.com | 24.99 USD | — | — |
| Krytac TRIDENT MK-II M PDW: BEU™ Battery Extension Unit | airtechstudios.com | 24.99 USD | — | — |
| G&G CM16 ARP9 & ARP556 BEU Battery Extension Unit - Limited Edition Crimson Red | airtechstudios.com | 24.99 USD | — | — |
| Nightstalker piston Perfect AOE & Gear Meshing | wyshtech.com | 23.99 USD | — | — |
| Airtech TDC kit for KWA TK45 Series (R-HOP/FLAT-HOP/TNT/MR Maple Leaf) | phoenixtactical.ca | 21.95 CAD | — | — |
| Airtech TDC Bracket Converter Kit for Tokyo Marui Hop NGRS (R-HOP/FLAT-HOP/TNT/MR Maple Leaf) | phoenixtactical.ca | 21.95 CAD | — | — |
| Airtech TDC Bracket Converter Kit for Krytac Trident & Kriss Vector (R-HOP/FLAT-HOP/TNT/MR Maple Leaf) | phoenixtactical.ca | 21.95 CAD | — | — |
| Airtech ICS TDC Top-Down-Centre Hop-up Converter | phoenixtactical.ca | 21.95 CAD | — | — |
| AM-013 Suppressor Extension Short Buffer | airtechstudios.com | 19.99 USD | — | — |
| AM-014 Suppressor Extension Short Buffer | airtechstudios.com | 19.99 USD | — | — |
| AM-013 Tracer Adapter Unit | airtechstudios.com | 19.99 USD | — | — |
| Top-Down-Center (TDC) Bracket Integration Kit for: ASG Scorpion Evo Hop-up Chamber | airtechstudios.com | 19.99 USD | — | — |
| AM-014 Tracer Adapter Unit | airtechstudios.com | 19.99 USD | — | — |
| VFC Avalon PDW Series - BEU Battery Extension Unit Black | airtechstudios.com | 19.99 USD | — | — |
| VFC Avalon PDW Series - BEU Battery Extension Unit Red | airtechstudios.com | 19.99 USD | — | — |