Husqvarna Parallel Key Rk 5x5x10 St H9Precision-machined parallel key designed to securely lock components in place, ensuring reliable power transmission and long-lasting performance.Key Features Precision tolerance (h9) — consistent fit for dependable alignment and torque transfer. Compact and lightweight — net weight of 0.0044 lb makes handling and installation simple. Durable steel construction — built to withstand demanding, high-vibration applications. Single-unit availability — master pack quantity of 1 for convenient service replacements. Space-efficient packaging — packaged at 0.39 in length by 0.2 in width and height for easy storage. Compatible Products Husqvarna K 1 PACE Rail (970621502) Husqvarna K 1270 Rail (967982501) Count on this precisely made key for reliable fitment and consistent performance in demanding cutting applications.