Corrosion resistance
Rust-resistant Stainless Steel
SAVE
$6.28
$6.28
Why Choose This Kit
Key features and intended use for this kit.
Verified material
A2-70/A4-80 Stainless
Designed use
Model-specific maintenance & rebuilds
Stainless Screw Kit
RCScrewZ Stainless Steel Screw Kit ara078 for ARRMA Big Rock 223S DSC 1/10 Electric 4WD Brushless Monster Truck RTR (ARA4312V4, 4312V4) | SET
Model-specific stainless hardware for maintaining, repairing, and rebuilding this RC vehicle.
Fits: ARRMA BIG ROCK 223S DSC 1/10 4WD Monster Truck (ARA4312V4)
OEM / model: ARA4312V4, 4312V4
US
- Regular price
- $53.67
- Sale price
- $53.67
- Regular price
-
$59.95
In stock
Confirm this kit fits your RCMatch the RC model and OEM/model number shown above to your vehicle.
Confirm This Fits Your RC
Match the RC model and OEM/model number below before ordering.
- RC model
- ARRMA BIG ROCK 223S DSC 1/10 4WD Monster Truck (ARA4312V4)
- OEM / model number
- ARA4312V4, 4312V4
- Kit type
- Stainless Steel Screw Kit
- Scale
- 1:10
- Power
- Electric
More compatibility details
- RC brand
- Arrma
- Terrain
- Off-Road
- Vehicle class
- Land
- Kit SKU
- ara078
- Model series
- BIG ROCK, BIG ROCK 223S, 223S, DSC, 4X4, Monster Truck
Product information
Everything You Need Before Ordering
Review what is included, installation notes, shipping details, and complete kit information.
Kit Contents & Installation
What’s IncludedSee the hardware, tools, and storage case supplied with this kit.
- Socket Screws (with extras)
- Button Screws (with extras)
- Flat Head Screws (with extras)
- Set Screws (with extras)
- Nuts (with extras)
- Washers (with extras)
- Bondhus Short Arm Hex Wrenches (all sizes for your kit)
- Plastic Pit Case (durable, reusable, and designed to organize and store the included hardware)
What’s Not IncludedReview which specialized hardware types are not included with this kit.
- Barrel, shoulder, or collared screws
- Screw pins or threaded pins
- E-clips or body clips
- Turnbuckles or hinge pins
- Original-style wood, plastic, or coarse-thread screws are not included. Where your RC model uses a coarse-thread screw, this kit supplies a compatible machine-thread stainless steel replacement for that location.
Installation & Model NotesImportant instructions and model-specific guidance.
Start threads by hand and seat screws fully to help prevent cross-threading.
Use blue threadlocker only on metal-to-metal threads; do not apply threadlocker to plastic.
After the first runs, inspect the hardware and retorque lightly as needed.
Details & Support
Kit Details Material, model-specific coverage, corrosion protection, and intended use.
- Material
- Kit Coverage
- Model-specific stainless fasteners for maintenance, repairs, and rebuilds
- Corrosion Protection
- Designed Use
- Model-specific maintenance & rebuilds
Shipping & Returns Handling time, current delivery estimate, and return policy.
Free shipping on all U.S. orders (USPS Priority Mail).
Ships within 1–2 business days (Mon–Fri); some Saturday shipments by 12:00 PM ET.
Most orders ship from Canton, MI 48187. APO/FPO/DPO & PO Boxes welcome.
Priority Mail typically delivers in 2–3 business days (estimates; not guaranteed).
Easy 30-day returns with prepaid USPS label; refunds issued within 3 business days after the return is received.
Over 99% positive over ~14,000 orders on eBay (last 12 months) — as of October 2025. View on eBay
Full Product Description Read the complete product specifications and details.
Exact RC Model Fitment
Compatible RC Model:
ARRMA BIG ROCK 223S DSC 1/10 4WD Monster Truck (ARA4312V4)
Compatible RC Brand:
Arrma
RC Vehicle OEM / Model Number(s):
ARA4312V4, 4312V4
RCScrewZ Kit Part Number:
ara078
Vehicle Compatibility Details
- RC Vehicle OEM / Model Number(s)
- ARA4312V4, 4312V4
- RC Chassis Compatibility
- ARRMA BIG ROCK 223S 4X4 Platform
- Compatible Vehicle Type
- 1/10 Electric Brushless 4WD Monster Truck
- Terrain Compatibility
- Off-Road: Bashing, Dirt, Grass & 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: ARRMA
- Fit: Model-specific fitment for ARRMA BIG ROCK 223S DSC
- Compatible RC Model/OEM Numbers: ARA4312V4, 4312V4
- Scale: 1/10
- Power Source / Fuel Type: Electric Brushless
- Battery / Cell Count: 2S-3S
- Drive Type: 4WD
- Vehicle Type: 1/10 Electric Brushless 4WD Monster Truck
- Chassis: ARRMA BIG ROCK 223S 4X4 Platform
- Era: Next Gen Era (2020-Present)
- OEM / Models: ARA4312V4, 4312V4
- RC Model Terrain: Off-Road: Bashing, Dirt, Grass & Gravel
This Kit Details:
- SKU: ara078
- MPN: ara078
- Kit Type: Stainless Steel Screw Kit
- Screw Kit Piece Count: Not currently verified.
- Product Material: A2-70/A4-80 stainless steel hardware
- Product Color: Silver
OEM / Model Code / Alias Coverage:
- ARA4312V4, 4312V4
Model Family Coverage:
- BIG ROCK, BIG ROCK 223S, 223S, DSC, 4X4, Monster Truck
Release / Date Evidence: Reference Date: Official ARRMA product-showcase production year 2025.
Product Benefits:
- A2-70/A4-80 stainless hardware helps resist corrosion during routine RC maintenance.
- Model-specific screw-kit fitment supports basher rebuilds, restoration work, and long-term service.
- Use proper hex drivers, start threads carefully, and avoid overtightening into plastic or composite parts.
Fitment Note: Match your ARRMA model name, scale, drivetrain, and OEM/model number before ordering.
Search-Friendly Notes: Compatible ARRMA RC parts support model-specific screw kit and bearing kit searches for ARRMA BIG ROCK 223S DSC owners.
Stainless Screw Kit Details
- RCScrewZ Kit Part Number
- ara078
- Product Brand
- RCScrewZ
- Screw Type
- Metric Stainless Steel Screws
- Screw Material
- A2-70/A4-80 Stainless
- Approximate Piece Count
- Piece count information will be available shortly.
- 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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Customer Reviews
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Fits: ARRMA BIG ROCK 223S DSC 1/10 4WD Monster Truck (ARA4312V4)
$53.67