The Harrison Rocket Throw Bag is widely regarded as the world’s premier throw weight. The 14oz combines a compact design, durability, and precision craftsmanship. Handcrafted in New Zealand by three-time national tree climbing champion Andy Harrison and his wife Ali, each Rocket is built for exceptional performance in both work and competition. Its slim, aerodynamic shape reduces snagging and ensures a clean flight through dense canopies. The tough outer shell withstands years of professional use. The bag comes in multiple weights, most commonly 8, 10, and 12 oz. The lighter Rockets achieve greater height. The heavier options offer smoother, more reliable retrieval. Trusted by top climbers worldwide, the Harrison Rocket delivers unmatched consistency and control. Download Mark Adams’ Slick Tricks guide below for expert throwing techniques.