Made of durable, high-density polyethylene, prolock is stronger than competitive chain lock products. Prolock simply pulls through itself and twists into a locking position. It's also treated with UV inhibitors to prevent cracking or breaking down due to sun exposure.
Made of durable, high-density polyethylene, prolock is stronger than competitive chain lock products. Prolock simply pulls through itself and twists into a locking position. It's also treated with UV inhibitors to prevent cracking or breaking down due to sun exposure.