The Blacklion BD189 On/Off Road drive tire is engineered with an enhanced rubber compound to resist cutting, punctures and chunking in demanding off-road applications. The BD189's extra-deep 31/32nds tread depth and unique tread block design deliver superior on and off-road traction and excellent tread life. The deep tread grooves feature "stone ejectors" to prevent stone drilling thereby extending tire life and improving retreadability. The BD189 is designed to handle severe service applications such as logging, mining and construction