Why Choose This Kit

Key features and intended use for this kit.

Corrosion resistance

Rust-resistant stainless steel

Verified material

A2-70/A4-80 Stainless Steel

Designed use

Model-specific maintenance & rebuilds

Stainless Screw Kit310+ Pieces

RCScrewZ Stainless Steel Screw Kit kyo186 for Kyosho Turbo Optima Gold 1/10 Electric 4WD Off-Road Racing Buggy (30619) | SET

RCScrewZSKU: kyo186

Model-specific stainless hardware for maintaining, repairing, and rebuilding this RC vehicle.

Fits: Kyosho Turbo Optima Gold 1/10 Electric 4WD Buggy (30619)
OEM / model: 30619

US
Regular price
$33.97
Sale price
$33.97
Regular price
$34.95

In stock

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Confirm this kit fits your RCMatch the RC model and OEM/model number shown above to your vehicle.

Exact model check

Confirm This Fits Your RC

Match the RC model and OEM/model number below before ordering.

RC model
Kyosho Turbo Optima Gold 1/10 Electric 4WD Buggy (30619)
OEM / model number
30619
Kit type
Stainless Steel Screw Kit
Piece count
310+ Pieces
Scale
1:10
Power
Electric
View all verified kits for this model →
More compatibility details
RC brand
Kyosho
Vehicle class
Land
Kit SKU
kyo186
Model series
Optima, Turbo Optima, Turbo Optima Gold, Legendary Series
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
A2-70/A4-80 Stainless Steel
Kit Coverage
Model-specific stainless fasteners for maintenance, repairs, and rebuilds
Corrosion Protection
Rust-resistant stainless steel
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:
Kyosho Turbo Optima Gold 1/10 Electric 4WD Buggy (30619)

Compatible RC Brand:
Kyosho

RC Vehicle OEM / Model Number(s):
30619

RCScrewZ Kit Part Number:
kyo186

Vehicle Compatibility Details

RC Vehicle OEM / Model Number(s)
30619
RC Chassis Compatibility
Kyosho Turbo Optima Gold 4WD Buggy Chassis (30619)
Compatible Vehicle Type
1/10 Electric 4WD Off-Road Racing Buggy
Terrain Compatibility
Off-Road: Dirt, Clay & Vintage Tracks
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: Kyosho

  • Fit: Model-specific fitment for Kyosho Turbo Optima Gold, OEM model 30619.

  • Compatible RC Model/OEM Numbers: 30619

  • Scale: 1/10

  • Power Source / Fuel Type: Electric

  • Battery / Cell Count: Not currently verified

  • Drive Type: 4WD

  • Vehicle Type: Off-Road Racing Buggy

  • Chassis: Kyosho Turbo Optima Gold 4WD Buggy Chassis (30619)

  • Era: Next Gen Era (2020–Present)

  • OEM / Models: 30619

  • RC Model Terrain: Off-Road: Dirt, Clay & Vintage Tracks

This Kit Details:

  • SKU: kyo186

  • MPN: kyo186

  • Kit Type: Stainless Steel Screw Kit

  • Screw Kit Piece Count: 310+ Pieces

  • Product Material: A2-70/A4-80 stainless steel hardware

  • Product Color: Silver

OEM / Model Code / Alias Coverage: 30619

Model Family Coverage: Optima, Turbo Optima, Turbo Optima Gold, Legendary Series

Retail Availability Date: 2024 Reference

Product Benefits:

  • Corrosion-resistant stainless hardware helps refresh and protect your RC build.
  • Model-specific screw kit supports rebuild, restoration, maintenance, and upgrade work.
  • Installation tip: use proper hex drivers, start threads carefully, and do not overtighten into plastic, graphite, aluminum, or composite parts.

Fitment Note: Confirm your Kyosho OEM/model number matches 30619 before ordering. This is a model-specific RCScrewZ kit, not a generic assortment.

Search-Friendly Notes: Compatible with Kyosho Turbo Optima Gold 1/10 Electric 4WD Buggy (30619) for Kyosho RC rebuilds, repairs, maintenance, and upgrades.

Stainless Screw Kit Details

RCScrewZ Kit Part Number
kyo186
Product Brand
RCScrewZ
Screw Type
Metric Stainless Steel Screws
Screw Material
A2-70/A4-80 Stainless Steel
Approximate Piece Count
310+ 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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Fits: Kyosho Turbo Optima Gold 1/10 Electric 4WD Buggy (30619)
$33.97