The green quick-release position lock is made of durable, fiberglass-reinforced nylon with a heavy-duty brass locking pin. The lightweight fiberglass outer pole makes Sherlock easy to handle. It has a polyester fabric surface treatment for durability. The strong hexagonal inner pole, made of anodized aluminium, prevents twisting and locks in 6 In. increments. The soft handgrip gives comfortable, non-slip support. The rugged, zinc die cast threaded tip holds the roller frame securely. Features Universal zinc die cast threaded tip Hexagonal aluminium inner pole prevents twisting Rugged, lightweight fiberglass outer pole Easily adjusts in 6 in.