Custom alloy and bell shaped tubing provide the best weight to strength available in aluminum. All come with a pin and collar adjustment system and the proven Power- Haul pulley and cleat system, EX or US format. 2 cm adjustment increments. Adds a maximum of 28cm to mast length.
Has new Power-Haul Pulley and cleat system. (6:1 max purchase). Line stows inside the extension when fully rigged. Push pin loading ramps. The standard for US mast bases(Compatible with many other brands). Metric index markings screened on.