QA1 Jam Nut - 1/2-20 Left Hand - 3/4in Hex 5/16in Wide - Steel - 5 Pack

Name: QA1 Jam Nut - 1/2-20 Left Hand - 3/4in Hex 5/16in Wide - Steel - 5 Pack
Brand: QA1
SKU: QAPJNL8S-5PK
Price: 5.99 USD
Availability: InStock

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QA1

QA1 Jam Nut - 1/2-20 Left Hand - 3/4in Hex 5/16in Wide - Steel - 5 Pack

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SKU: QAPJNL8S-5PK

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Enhance your vehicle’s performance with the premium-quality QA1 Jam Nut ...Read More

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Car Wheel Size Chart

Wheel Diameter (inches)	Tire Width (mm)	Aspect Ratio	Rim Width (inches)
14	185	65	5.5
15	195	60	6.0
16	205	55	6.5
17	215	50	7.0
18	225	45	7.5
19	235	40	8.0
20	245	35	8.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

225 = Tire width in mm
45 = Aspect ratio (height as % of width)
R17 = Rim diameter in inches

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Enhance your vehicle’s performance with the premium-quality QA1 Jam Nut - 1/2-20 (20). QA1 offers steel jam nuts for the industrial market. Steel jam nuts are made with high carbon steel and a protective coating and reference ANSI B18.2.2-1972. Designed for enthusiasts who demand performance, reliability, and style.