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Airsoft Parts & Upgrades

Welcome to the Airsoft Parts & Upgrades Collection at PTS Steel Shop. Serving as your ultimate destination for airsoft modification, tuning, and maintenance, this main collection brings together everything you need for GBB and AEG platforms. Explore our comprehensive categories featuring Internal Parts & Performance Upgrades (Hop-Ups, air-seal components, springs, and fire control parts), External Parts & Upgrades (charging handles, slides, frames, and outer barrels), and essential Replacement Parts. Whether you are aiming for peak field performance, custom tactical aesthetics, or reliable repairs, find professional-grade parts all in one place.

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41 products

Raptor-LT Ambidextrous Charging Handle For Tokyo Marui - Zet Systems (MWS GBBR)
PTS Radian
Raptor-LT Ambidextrous Charging Handle For Tokyo Marui - Zet Systems (MWS GBBR) Sale priceHK$360.00
Color
Airsoft OnlyMec enhanced tappet plate spring fix for standard v2 and v3 gearboxes
MEC
Enhanced Tappet Plate Spring — PTS Official Endorsed Reliability Sale priceHK$40.00
Airsoft OnlySteel Disconnector for KJ / ASG Shadow 2: Eliminating Hammer-Follow Liabilities with Monolithic Steel Disconnection Geometry
CL Project Design
Steel Disconnector for KJ / ASG Shadow 2: Eliminating Hammer-Follow Liabilities with Monolithic Steel Disconnection Geometry Sale priceHK$190.00
Raptor LT Ambidextrous Charging Handle For AEG or KWA/KSC ERG
PTS Radian
Raptor LT Ambidextrous Charging Handle For AEG or KWA/KSC ERG Sale priceHK$240.00
Color
AEG EPM Replacement Part - Follower & Spring Set
PTS Replacement Parts
AEG EPM Replacement Part - Follower & Spring Set Sale priceHK$80.00
Optimized Match Outer Barrel for PTS Zev OZ9 Series
PTS ZEV
Optimized Match Outer Barrel for PTS Zev OZ9 Series Sale priceHK$360.00
Airsoft OnlyCompetition Steel Ambidextrous Safety Selector for KJ Works / ASG CZ Shadow 2
CL Project Design
Competition Steel Ambidextrous Safety Selector for KJ Works / ASG CZ Shadow 2 Sale priceHK$845.00
Color
Airsoft OnlyASG Licensed 7075 Aircraft Aluminum CNC Frame for KJ Shadow 2: Overriding Casting Failures with a Monolithic 7075-T6 Aerospace Racing Backbone
CL Project Design
ASG Licensed 7075 Aircraft Aluminum CNC Frame for KJ Shadow 2: Overriding Casting Failures with a Monolithic 7075-T6 Aerospace Racing Backbone Sale priceHK$3,105.00
Color
AR-15 Billet Upper for PTS Mega Arms MKM AR-15 (GBBR)
PTS Mega Arms
AR-15 Billet Upper for PTS Mega Arms MKM AR-15 (GBBR) Sale priceHK$640.00
KWA LM4 GBBR Bolt Carrier Set
PTS Syndicate
KWA LM4 GBBR Bolt Carrier Set Sale priceHK$720.00
Airsoft Only7075 Fixed Aluminum Threaded Outer Barrel for KJ Works / ASG CZ Shadow 27075 Fixed Aluminum Threaded Outer Barrel for KJ Works / ASG CZ Shadow 2 (11mm CW)
CL Project Design
7075 Fixed Aluminum Threaded Outer Barrel for KJ Works / ASG CZ Shadow 27075 Fixed Aluminum Threaded Outer Barrel for KJ Works / ASG CZ Shadow 2 (11mm CW) Sale priceHK$425.00
Color
Airsoft Only7075 Aircraft Aluminum CNC Competition Trigger for KJ / ASG Shadow 2: Eradicating Overtravel Liabilities with Monolithic 7075-T6 Hyper-Adjustable Linear Mechanics
CL Project Design
7075 Aircraft Aluminum CNC Competition Trigger for KJ / ASG Shadow 2: Eradicating Overtravel Liabilities with Monolithic 7075-T6 Hyper-Adjustable Linear Mechanics Sale priceHK$330.00
Color
Airsoft OnlyMEC, MEC Desire for Performance, Desire for Performance, MEC R-Type Piston Head For KWA TT-33 M9 M93R Umraex MP7 KWA, KWA, TT-33, M9, M93R, Umraex MP7, MP7
MEC
R-Type KWA-14 High-Intake Brass Piston Head (For KWA MP7 / M9 / M93R / TT-33) Sale priceHK$70.00
EPM1 Replacement Part - Follower & Spring Set
PTS Replacement Parts
EPM1 Replacement Part - Follower & Spring Set Sale priceHK$95.00
Airsoft OnlyMEC, MEC Desire for Performance, Desire for Performance, MEC R-Type Piston Head For TM PX4 FN 5-7 G17 Gen4 G19 WE17, TM PX4, FN 5-7, G17, Gen4, G19, WE17
MEC
R-Type Marui-15 High-Intake Brass Piston Head (for TM G17 Gen.4 / G19 / PX4 / FN 5-7) Sale priceHK$70.00
Airsoft OnlySold outMEC, MEC Desire for Performance, Desire for Performance, MEC R-Type Piston Head For TM Hi-Cap G17 Gen3 1911 KJ KP-17, TM Hi-Cap, G17, Gen3, 1911, KJ KP-17, KP-17
MEC
R-Type Marui-14 High-Intake Brass Piston Head (for TM Hi-Capa / P226 / G17 Gen.3 / 1911) Sale priceHK$70.00
Sold outTalon Ambidextrous Selector For M4 MWS GBBR - Black
PTS Radian
Talon Ambidextrous Selector For M4 MWS GBBR - Black Sale priceHK$320.00
OZ9 Blowback Nozzle Set – B1 to B5, B7 & B9 Replacement Kit
PTS Replacement Parts - OZ9 Series
OZ9 Blowback Nozzle Set – B1 to B5, B7 & B9 Replacement Kit Sale priceHK$180.00
EPM1-S Replacement Part - Follower & Spring Set
PTS Replacement Parts
EPM1-S Replacement Part - Follower & Spring Set Sale priceHK$80.00
Airsoft OnlySold outComplete Factory Spec Internal Spring Rebuild Kit for KJ Works / ASG CZ Shadow 2
CL Project Design
Complete Factory Spec Internal Spring Rebuild Kit for KJ Works / ASG CZ Shadow 2 Sale priceHK$195.00
Airsoft OnlyV Piston Head Set for GBB Airsoft Pistols (6-Pack)
MEC
V Piston Head Set for GBB Airsoft Pistols (6-Pack) Sale priceHK$160.00
Airsoft Only7075 Aircraft Aluminum CNC Slide for KJ / ASG Shadow 2: Shattering Reciprocal Inertia Liabilities with Monolithic 7075-T6 Aerospace Efficiency
CL Project Design
7075 Aircraft Aluminum CNC Slide for KJ / ASG Shadow 2: Shattering Reciprocal Inertia Liabilities with Monolithic 7075-T6 Aerospace Efficiency Sale priceHK$1,050.00
Color
Airsoft OnlySteel Slide Stop for KJ / ASG Shadow 2: Eradicating Hinge Pin Fracture Liabilities with High-Tensile Monolithic Steel Rigidity
CL Project Design
Steel Slide Stop for KJ / ASG Shadow 2: Eradicating Hinge Pin Fracture Liabilities with High-Tensile Monolithic Steel Rigidity Sale priceHK$460.00
Color
Airsoft OnlySteel Hammer Set for ASG / KJ Shadow 2 & SP-01: Eradicating Sear Notch Slippage Liabilities with Monolithic Machined Steel Fire-Control Rigidity
CL Project Design
Steel Hammer Set for ASG / KJ Shadow 2 & SP-01: Eradicating Sear Notch Slippage Liabilities with Monolithic Machined Steel Fire-Control Rigidity Sale priceHK$450.00
Color
Airsoft OnlyAdapter Ring for Tokyo Marui M4 MWS GBB
PTS Syndicate
Adapter Ring for Tokyo Marui M4 MWS GBB Sale priceHK$75.00
Airsoft Only7075 Aircraft Aluminum CNC Grip for ASG KJ Shadow2 Silver
CL Project Design
7075 Aircraft Aluminum CNC Grip Panel for ASG / KJW CZ Shadow 2 Sale priceHK$700.00
Systema EPM Replacement Part - Lip Stopper w/ Spring
PTS Replacement Parts
Systema EPM Replacement Part - Lip Stopper w/ Spring Sale priceHK$40.00
Airsoft OnlyExtended Magazine Release Button for KJ / ASG Shadow 2
CL Project Design
Extended Magazine Release Button for KJ / ASG Shadow 2 Sale priceHK$205.00
Color
Airsoft OnlyASG Factory OEM Steel Hammer for KJ / ASG Shadow 2: Retaining Classic Profiles while Shattering Casting Failures with Monolithic Steel Longevity
CL Project Design
ASG Factory OEM Steel Hammer for KJ / ASG Shadow 2: Retaining Classic Profiles while Shattering Casting Failures with Monolithic Steel Longevity Sale priceHK$205.00
Airsoft OnlyASG Licensed Adjustable Trigger for Dan Wesson CO2 Revolver: Eradicating Overtravel Omissions with Micro-Tunable Mechanical Geometry and Authentic Lineage Stamps
CL Project Design
ASG Licensed Adjustable Trigger for Dan Wesson CO2 Revolver: Eradicating Overtravel Omissions with Micro-Tunable Mechanical Geometry and Authentic Lineage Stamps Sale priceHK$635.00
Color