Conversion purpose
Metric conversion for covered fasteners
Key features and intended use for this kit.
Metric conversion for covered fasteners
A2-70/A4-80 Stainless Steel
Metric maintenance & rebuilds
Converts the model from its original factory thread system to metric hardware for owners who intentionally want standardized metric fasteners and tools.
Not a stock-thread replacement kit: Choose this Metric Conversion kit only when intentionally converting to metric hardware. For screws that match the model’s standard factory thread system, choose the Standard Stainless Screw Kit instead.
Fits: Losi XXX-T CR 1/10 Electric 2WD Race Truck (LOSK0077)
OEM / model: LOSK0077
In stock
Confirm this kit fits your RCMatch the RC model and OEM/model number shown above to your vehicle.
Match the RC model and OEM/model number below before ordering.
Choose one screw-kit typeChoose either this Metric Conversion kit or the standard Stainless Screw Kit for this RC model—not both. Do not mix metric and standard hardware.
View all verified kits for this model →Review what is included, installation notes, shipping details, and complete kit information.
Kit Contents & Installation
Convert one location at a time, compare the replacement with the original hardware, and start threads by hand.
Confirm the replacement length and thread engagement before tightening. Use blue threadlocker only on metal-to-metal threads; do not apply it to plastic.
After the first runs, inspect the converted hardware and retorque lightly as needed.
Details & Support
Over 99% positive over ~14,000 orders on eBay (last 12 months) — as of October 2025. View on eBay
Compatible RC Model:
Losi XXX-T CR 1/10 Electric 2WD Race Truck (LOSK0077)
Compatible RC Brand:
Losi
RC Vehicle OEM / Model Number(s):
LOSK0077
RCScrewZ Kit Part Number:
los029m
This model-specific stainless screw kit includes hardware for the verified RC chassis. Exact sizes, quantities, and screw styles vary by model.
This kit does not include items that require a different fitment, material, or hardware design:
Metric Stainless Steel Screw Kit Compatibility:
Quick Fit Summary:
This Kit Details:
OEM / Model Code / Alias Coverage: LOSK0077
Model Family Coverage: XXX-T, XXX-T CR
Product Benefits: Model-specific metric conversion hardware with A2-70/A4-80 stainless steel corrosion resistance.
Fitment Note: Confirm your OEM/model number before ordering, especially on older Losi, Team Losi, RTR, Pro, and metric conversion variants.
Search-Friendly Notes: Losi XXX-T CR screw kit, Losi bearing kit, RC rebuild, model-specific RC hardware.
Confirm your exact RC model, chassis configuration, and vehicle OEM/model number where applicable before ordering.
Do not assume fitment for custom conversions, mixed-chassis builds, modified vehicles, or unverified model variations.
Contact J-M SUPPLIES RC Parts Store before ordering when your vehicle does not match the compatibility details shown above.
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