Quik Grip traditional ladder-style link chain is manufactured to NACM (National Association of Chain Manufacturers) specifications. A small “V” of low carbon steel material is welded onto each link for added traction and durability. Chain tensioners (QG20007, QG20071, QG20074 or QG20074-10) are REQUIRED, sold separately.Packaged in a durable, reusable plastic box.DOES NOT MEET S.A.E. Class “S” RequirementsPLEASE NOTE: Chains should be fitted to tire before actual use. Fitment can be affected by age of tire, tire manufacturer and/or tread type.Pack of 2 Tire Sizes: 12-16.5NHS305/70R18355/60R20275/50R24305/75R1735X13.5R15285/60R20315/70R1736X12.5R15285/65R20315/70R1836X12.5R16.5285/75R18315/75R1636X13.5R15285/80R17315/75R17375/60R18295/65R20325/60R1837X12.5R15295/75R17.5325/65R1837X12.5R16.5305/50R22325/75R1737X12.5R20305/65R18325/80R1637X12.5R18305/70R17345/70R18325/50R22 th, td { padding-right: 20px; } .product-table-top { display: block; max-width: -moz-fit-content; max-width: fit-content; overflow-x: auto; white-space: nowrap; }