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🔴 Complete RCScrewZ Stainless Steel Screw Kit 🔴 Rust-proof, model-specific upgrade with all screws plus extras. 🚀 Trusted by RC enthusiasts for decades—durable, polished performance you can count on.RCScrewZ Stainless Screw Kit los120 for Losi Lasernut U4 2.2 LOS03028 | SET Exact RC Model Fitment
Compatible RC Model:
Losi Lasernut U4 2.2 1/10 Electric 4WD Rock Racer (LOS03028)
Compatible RC Brand:
Losi
RC Vehicle OEM / Model Number(s):
LOS03028
RCScrewZ Kit Part Number:
los120
Vehicle Compatibility Details RC Vehicle OEM / Model Number(s) LOS03028 RC Chassis Compatibility Losi Lasernut U4 Tenacity 4WD Rock Racer Compatible Vehicle Type 1/10 Electric 4WD Rock Racer Desert Buggy Terrain Compatibility Off-Road: Rock, Desert, Dirt & Gravel Compatible Scale 1:10 Compatible Fuel Type Electric What Is Included
This model-specific stainless screw kit includes hardware for the verified RC chassis. Exact sizes, quantities, and screw styles vary by model.
- Socket-head screws, with extras where applicable
- Button-head screws, with extras where applicable
- Flat-head or countersunk screws, with extras where applicable
- Set screws, with extras where applicable
- Matching nuts and washers, with extras where applicable
- Bondhus short-arm hex wrenches for applicable kit sizes
- Reusable plastic pit case for organized storage
Important: The exact hardware mix is determined by the verified chassis configuration. Not every kit requires every screw style listed above. What Is Not Included
This kit does not include items that require a different fitment, material, or hardware design:
- Barrel screws
- Shoulder or collared screws
- Screw pins or threaded pins
- E-clips or body clips
- Turnbuckles or hinge pins
- Wood, plastic, or coarse-thread screws
Installation & Model Notes
Stainless Steel Screw Kit Compatibility:
Quick Fit Summary:
Compatible Brand: Losi
Fit: Model-specific fitment for Losi Lasernut U4 2.2 RTR Brushless
Compatible RC Model/OEM Numbers: LOS03028
Scale: 1/10
Power Source / Fuel Type: Electric
Battery / Cell Count: 4S
Drive Type: 4WD
Vehicle Type: Rock Racer / Desert Buggy
Chassis: Losi Lasernut U4 Tenacity 4WD Rock Racer
Era: Next Gen Era (2020–Present)
OEM / Models: LOS03028
RC Model Terrain: Off-Road: Rock, Desert, Dirt & Gravel
This Kit Details:
SKU: los120
MPN: los120
Kit Type: Stainless Steel Screw Kit
Screw Kit Piece Count: 320+ Pieces
Product Material: A2-70/A4-80 stainless steel hardware
Product Color: Silver
OEM / Model Code / Alias Coverage:
Verified OEM / model codes: LOS03028
Series / search aliases: Lasernut, Lasernut U4, Tenacity, U4 Rock Racer
Model Family Coverage:
Losi Lasernut U4 2.2 1/10 Electric 4WD Rock Racer (LOS03028)
Product Benefits:
A2-70/A4-80 stainless steel hardware helps resist corrosion and gives RC builders a clean, durable, model-specific refresh for rebuilds, race prep, restoration, and long-term maintenance.
Fitment Note:
Confirm your RC model and OEM number before ordering. This kit is matched to Losi Lasernut U4 2.2 RTR Brushless and the listed OEM/model codes.
Search-Friendly Notes:
Compatible Losi and TLR parts support for Losi Lasernut U4 2.2 1/10 Electric 4WD Rock Racer (LOS03028); useful for RC screw kit, RC bearing kit, rebuild, upgrade, race prep, and maintenance searches.
Stainless Screw Kit Details RCScrewZ Kit Part Number los120 Product Brand RCScrewZ Screw Type Metric Stainless Steel Screws Screw Material A2-70/A4-80 Stainless Steel Approximate Piece Count 320+ Pieces Color Silver Country/Region of Manufacture United States Before Ordering
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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