The HBX Gen 4 Modules provide precise 1/4-inch draw length adjustments, improving tuning and performance. Compatible with Hoyt bows featuring the HBX Gen 4 Cam System Offers 1/4-inch draw length adjustments for a precise fit Modules numbered 1 through 5 to cover various draw length ranges Ambidextrous design suitable for both right and left-handed archers Constructed from high-quality materials for durability