The most important change is a new barrel, made of the same steel used in aviation machine guns for greater durability.

Their appeal when they were introduced in the mid-1970's was their lower cost and greater durability.

However, the British boat proved itself perfectly adequate for its primary task which did not require great durability.

The higher asphalt will help mitigate cracking and provided for greater durability.

This also forms a blast field, giving him great durability.

Touring tires are usually made of harder rubber for greater durability.

Collectors, of course, may find themselves wishing for greater durability.

But that's offset to a large extent by their greater durability.

It has long been recognized as a material of great durability.

These include greater durability, higher speed and lower power consumption.