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T238 AEG PTFE Coating Cylinder
T238 AEG PTFE Coating Cylinder
High-Performance 7075 Aluminum Alloy Cylinder for AEG/Gel Blasters
1. Material & Surface Treatment
Aircraft-grade 7075-T6 aluminum (Ultimate tensile strength: 572 MPa)
Hard-anodized coating (HV≥800) for lightweight yet rigid construction
2. Precision Machining
Mirror-polished bore eliminates machining marks
PTFE (Teflon) infused coating reduces the friction coefficient to 0.04-0.1
3. Thermal & Structural Design
Integrated cooling fins increase heat dissipation by 20% (vs smooth cylinders)
Positioning Grooves: Compatible with the gearbox, with a positioning structure
Blow-back Channel: Design for the gearbox with blow-back function
Suggested Barrel Length
50%: barrel<200mm
60%: 200~250mm
70%: 250~300mm
80%: 300~350mm
100%: barrel>350mm
DTU
Designed to sync flawlessly with the BL-480 motor. No braking conflicts, just seamless performance—elevate your control.
Tracer Unit
Pair with the airsoft for precision and visibility. Track every shot with unmatched clarity, only from T238.
7075-T6 Aerospace Aluminum
30% lighter than standard alloys | Tensile Strength 560MPa
Dual Enhancement Technology
- Hard Anodized Exterior (HV≥800)
- Mirror-polished Bore
PTFE Coating Benefits
- Ultra-low friction (μ=0.04)
- >95% Coating Retention after 100K cycles)
Thermal Management
43x0.2mm deep trapezoidal grooves - Optimized heat dissipation performance
Compatibility Features
- Positioning Grooves - Compatible with the gearbox, with a positioning structure
- Blow-back Channel - Design for the gearbox with blow-back function
Suggested Barrel Length
50%: barrel<200mm
60%: 200~250mm
70%: 250~300mm
80%: 300~350mm
100%: barrel>350mm
Technical Data Table
Technical Data Table
Material: 7075-T6 Aluminum
Dimensions: 72.2(L)×25.4(Ф)mm
Inner dimension: 23.8(Ф)mm
Weight: ≈11g
Frequently Asked Questions
Frequently Asked Questions
Clarify any uncertainties you might have, ensuring a smooth and hassle-free experience for everyone.
Will the chronograph daybreak work with 43 cal balls?
Only works on airsoft/gelball/foam dart.
This inner diameter is only 14mm, can only be used with calibers smaller than 14mm.
Why are triggers and selectors not effective in all cases?
The causes are as follows:
1. Battery failure
2. Poor contact of the battery plug
3. It is recommended to change the battery to troubleshoot
4. If you still can't solve the problem, please contact: support@t238.net
Can T238 Storm works with red bbs?
It's not allowed to be used! Green only!
Have a question about the Daybreak tracer/chronograph. Is there a way to keep the screen off when in use? For instance, does the screen turn on when I fire?
You can set auto display off to 5s. and when you fire, the screen will auto-turn back on.
How do I reset the FCU to factory settings?
Click the reset button in FCU settings.
Is the IMPULSE rated for 30c continuous discharge and 60c sudden discharge?
It's 42A/84A for 1400mAh battery and 33A/66A for 1100mAh battery.


















