---
product_id: 186971919
title: "Wheel Accessories Parts 20 Pcs 7/16\"-20 Thread OE Acorn 21mm 0.84\" Long Spline Lug Nuts Chrome 6 Spline Car Hex Fits Many Classic Chevrolet, Buick, Pontiac Vehicles"
brand: "wheel accessories parts"
price: "A$381"
currency: AUD
in_stock: true
reviews_count: 8
url: https://www.desertcart.com.au/products/186971919-wheel-accessories-parts-20-pcs-7-16-20-thread-oe
store_origin: AU
region: Australia
---

# Premium multi-layer chrome finish 20 pcs 7/16-20 thread lug nuts Heat-treated carbon steel, 6 spline hex Wheel Accessories Parts 20 Pcs 7/16"-20 Thread OE Acorn 21mm 0.84" Long Spline Lug Nuts Chrome 6 Spline Car Hex Fits Many Classic Chevrolet, Buick, Pontiac Vehicles

**Brand:** wheel accessories parts
**Price:** A$381
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade your classic ride with precision & shine — don’t get left behind!

## Quick Answers

- **What is this?** Wheel Accessories Parts 20 Pcs 7/16"-20 Thread OE Acorn 21mm 0.84" Long Spline Lug Nuts Chrome 6 Spline Car Hex Fits Many Classic Chevrolet, Buick, Pontiac Vehicles by wheel accessories parts
- **How much does it cost?** A$381 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/186971919-wheel-accessories-parts-20-pcs-7-16-20-thread-oe)

## Best For

- wheel accessories parts enthusiasts

## Why This Product

- Trusted wheel accessories parts brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Complete 20-Piece Set:** Everything you need to upgrade all four wheels in one package
- • **Factory-Exact Fitment:** Precision engineered for classic Chevy, Buick & Pontiac wheels
- • **Aftermarket Wheel Ready:** Optimized for 6 spline hex wheels with 60° conical seat for secure clamping
- • **Durable One-Piece Design:** Heat-treated carbon steel ensures long-lasting strength and safety
- • **Corrosion-Resistant Chrome:** 72-hour salt spray tested for unbeatable shine & weather protection

## Overview

This 20-piece set of 7/16-20 thread OE acorn spline lug nuts features heat-treated carbon steel construction with a premium multi-layer chrome finish. Designed specifically for aftermarket wheels on classic Chevrolet, Buick, and Pontiac vehicles, these lug nuts offer factory-accurate fitment, corrosion resistance, and reliable clamping force for enhanced safety and style.

## Description

Full description not available

## Features

- EXACT FACTORY SPECIFICATIONS: Includes 20 7/16 spline Lug Nuts ｜ 7/16-20 Thread ｜ 21mm 0.84" Long ｜ 6 Spline Car Hex ｜ 60 Degree Conical Seat ｜ True One-Piece Construction Heat Treated Carbon Steel Construction with Chrome Finish
- PRECISION FITMENT ENGINEERED FOR AFTERMARKET WHEELS. Compatible on vehicles with 7/16-20 threads as found on Buick Regal 1973-81 ｜ Chevrolet Bel Air 1959-81 ｜ Camaro 1967-81 ｜ Chevelle 1964-72 ｜ Corvette 1953-82 ｜ Monte Carlo 1970-81 ｜ Nova 1975-79 ｜ Oldmobile Cutlass Supreme 1978-89 ｜ Pontiac Firebird 1967-82 ｜ Grand Am 1973-74 ｜ Grand Prix 1977-87 ｜ GTO 1964-67 ｜ LeMans 1975-77 Confirm capatability with AMAZON CONFIRM FIT. FOR AFTERMARKET WHEELS Only
- DESIGNED & TESTED IN USA: These7/16 lug nuts 20 pack 6 Spline Car Hex OE Acorn Spline Lug Nuts are specifically designed for aftermarket wheels. OE Acorn Spline Lug Nuts are mainly used on wheels with hub caps. 1 Piece Construction design ensures reliable clamping force and long‑term durability under daily driving conditions.
- RELIABLE PERFORMANCE & CORROSION RESISTANCE: Premium multi‑layer Chrome coating tested for 72‑hour salt‑spray corrosion protection. Ideal upgrade for your vehicle. Designed for RAINY climate and AFTERMARKET wheels. Cold Forged carbon Steel. High quality Precise 7/16-20 threads. Built to SAE Standards
- COMPLETE 20 Pcs SET: Full lug nuts set for four wheels Chrome Lug Nuts with 60 Degree Conical Seat 6-Spline lug nuts ready for direct installation. Upgrade now to your vehicles appearance and the safety you are looking for.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Carbon Steel |
| Fastener Type | Wheel |
| Thread Size | 7/16"-20 |
| Exterior Finish | Chrome |
| Color | Chrome |
| Metal Type | Carbon Steel |
| Brand | Wheel Accessories Parts |
| Item Weight | 1.6 Pounds |
| Thread Type | Unified National Coarse |
| Inside Thread Size | 7/16 |
| Thread Style | Right Hand |
| Thread Coverage | Partially Threaded |
| Thread Class | Coarse |
| Size | 7/16"-20 |
| Item Diameter | 0.44 Inches |
| Number of Pieces | 20 |
| UPC | 810020329223 |
| Global Trade Identification Number | 00810020329223 |
| Manufacturer | Wheel Accessories Parts |
| Item Weight | 1.63 pounds |
| Item model number | Lug Pack |
| Manufacturer Part Number | 60K540 |

## Product Details

- **Material:** Carbon Steel
- **Fastener Type:** Wheel
- **Thread Size:** 7/16"-20
- **Exterior Finish:** Chrome
- **Color:** Chrome

## Images

![Wheel Accessories Parts 20 Pcs 7/16"-20 Thread OE Acorn 21mm 0.84" Long Spline Lug Nuts Chrome 6 Spline Car Hex Fits Many Classic Chevrolet, Buick, Pontiac Vehicles - Image 1](https://m.media-amazon.com/images/I/71cRgAycRzL.jpg)

## Available Options

This product comes in different **Color, Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Perfect Fitment on 2018 Subaru STi
  

*by J***Z on Reviewed in the United States 🇺🇸 on October 14, 2022*

Perfect Fitment on 2018 Subaru STi.

### ⭐⭐⭐ 







  
  
    Appear nice
  

*by J***K on Reviewed in the United States 🇺🇸 on May 8, 2022*

I dont like having one key for all 4 wheels. Im afraid to torque to spec. because of how thin they are.

### ⭐⭐⭐⭐⭐ 







  
  
    Worked for me
  

*by R***  on Reviewed in the United States 🇺🇸 on February 14, 2022*

These worked for me I’ve got long 7/16 studs had hard time finding thru hole 7/16 nuts

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.com.au/products/186971919-wheel-accessories-parts-20-pcs-7-16-20-thread-oe](https://www.desertcart.com.au/products/186971919-wheel-accessories-parts-20-pcs-7-16-20-thread-oe)

---

*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-02-19*