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7mm Straight Link Square Boron Alloy 10B21 Truck Tire Chains
Jun 05, 2023
Heavy-Duty 7mm Straight-Link Square 10B21 Boron Truck Tire Chains
The Heavy Duty 7mm Straight Link Square Boron Alloy 10B21 truck tire chains you mentioned are built for demanding winter use. Key points below include on-site resources for deeper detail.
- Heavy duty performance: Engineered for trucks that need serious winter bite and durability. Browse the full Truck & SUV tire chains catalog for heavy-use setups and commercial fitments.
- Straight-link, square design: Square links put more edge on the road for grip and wear life. See the Square Link Tire Chains overview and a 7.0 mm square straight-link example here: 33x12.5-20 7mm Square Boron Alloy Tire Chains.
- 7mm cross-chain thickness: The thicker, 7 mm straight-link pattern is designed for harsh conditions and long service. You can also see another 7 mm example at 35x12.5-18 7mm Square Boron Alloy Tire Chains.
- 10B21 boron alloy: Boron-alloy (10B21) steel increases hardness and wear resistance versus standard carbon steel. Learn more in Boron Alloy Tire Chains – why they last longer and the comparison Boron Alloy vs. Rockwell 56.
- Installation & tensioning: For a secure, centered fit, follow the step-by-step install instructions and use appropriate tensioners & adjusters (rubber, spring, or spider styles).
- Compatibility & sizing: Always match chain size to your exact tire dimensions and wheel-well clearance. Confirm fit with the TireChain.com Size Guide before purchase.