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Quick Cable Heavy Duty MagnaLug Starter/Ground Lugs 3/8″ (10mm) 2 & 1 Gauge (6401-2100-005F)

$12.89

Get rock-solid battery connections you can trust in the harshest conditions with these Heavy Duty Quick Cable MagnaLug Starter/Ground Lugs. Engineered for high-amp starter and ground applications, these premium copper lugs deliver exceptional conductivity, corrosion resistance, and unmatched durability—ideal for DIY battery builds, fleet maintenance, trucks, buses, farm equipment, and heavy construction machinery.

  • 100% copper construction with thick tin plating for maximum conductivity and long-term corrosion resistance
  • Heavy-wall design is 80% thicker than standard lugs, providing superior strength and reduced cable stress
  • Extra-wide, thicker pads create better electrical contact, improved heat dissipation, and greater mechanical strength
  • Precisely fits 2 & 1 gauge cable with a 3/8″ (10mm) stud hole for fast, secure installations
  • Straight MagnaLug profile optimized for starter and ground connections in tight engine bays
  • Exceeds SAE J163 and J1811 conductivity standards—built for professional-grade performance
  • Convenient 5-pack gives you everything needed for complete installs or on-hand replacements
  • Perfect for heavy-duty battery terminals, power banks, commercial fleets, and industrial power systems

Whether you’re a weekend mechanic upgrading your truck battery or a fleet manager keeping commercial vehicles on the road, these Quick Cable MagnaLugs ensure reliable starts and rock-solid grounds every time.

40 in stock

Online Order Disclaimer

Local Pickup & Delivery Orders are only available within a 25-mile radius of your local Battery Joe location.

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Ship-to-Home:

Please note that ship-to-home options are unavailable for automotive, commercial, golf cart, industrial, and marine/RV batteries to ensure safe and compliant handling. However, you can still enjoy convenient local delivery or in-store pickup for online orders in these essential battery categories. In addition, we do not ship to Alaska or Hawaii at this time. 

Battery Joe’s ship-to-home policy provides convenient delivery options to customers throughout all 48 contiguous states in the Continental United States.

Local Pickup:

Orders placed during business hours are typically ready within one hour and available for pickup up to 30-minutes before closing.

If your order is placed within the last hour of business, please call the store after placing your order to confirm it can be prepared in time.

Orders placed after hours will be ready for pickup the next business day.

Local Delivery:

Delivery times may vary based on order volume and location.

Orders placed within one hour of closing will be delivered the next business day.

Description

Specification Details
Brand Quick Cable
SKU 6401-2100-005F
Product Type Starter/Ground MagnaLugs
Material 100% Copper, Tin-Plated
Stud Size 3/8″ (10mm)
Compatible Gauge 2 & 1 Gauge
Design Straight, Heavy Wall
Wall Thickness 80% thicker than standard lugs
Pack Quantity 5
Dimensions (per lug) 2.03″ L x 0.77″ W x 0.55″ H
Weight (pack) 1 lb
Standards Exceeds SAE J163 & J1811
Applications Trucks, buses, farm & construction equipment, industrial & commercial fleets

“Starter/Ground MagnaLugs 3/8″” (10mm) 2 & 1 Gauge” “Starter/Ground MagnaLugs 3/8″” (10mm) 2 & 1 Gauge”

Additional information

Weight 1 lbs
Dimensions 3 × 1 × 1 in
UPC

*173780378284*

Additional Description 2

"Starter/Ground MagnaLugs 3/8"" (10mm) 2 & 1 Gauge"

Additional Description 1

"Starter/Ground MagnaLugs 3/8"" (10mm) 2 & 1 Gauge"

Category Code

ACCESSORIE

Internal ID

55115

Sub Category Code

QUICK_CBL

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