The Harrison Rocket 9oz Throw Bag delivers exceptional precision and reliability for professional climbers. Designed in New Zealand by three-time national tree climbing champion Andy Harrison and handcrafted by his wife Ali, each Rocket combines meticulous craftsmanship with proven performance. Its slim, aerodynamic design reduces snagging and ensures a smooth, consistent throw through dense canopies, making it the preferred choice of working and competition climbers worldwide. Available in a range of weights — most popular being 8, 10, and 12 oz — lighter bags offer superior height while heavier ones provide easier retrieval. For expert tips, download Mark Adams’ Slick Tricks guide.