Altra Archery .246 Heavy Insert 12 Pack The Altra Archery .246 Heavy Insert is designed for archers looking to increase front-of-center (FOC) weight and maximize arrow performance. Precision machined from solid brass, these heavy-duty inserts provide a significant weight increase over standard factory inserts while maintaining a precise fit inside Altra .246 arrow shafts. Ideal for hunters and archers seeking enhanced penetration, stability, and arrow tuning options, these inserts deliver the durability and consistency expected from Altra Archery. Key Features Heavy brass insert for increased front-of-center weight Designed specifically for Altra .246 arrow shafts Precision machined for optimal fit and alignment Compatible with 5/16" screw-in field points and broadheads Ideal for advanced arrow tuning and FOC optimization Durable brass construction Accepts non-micro FMS insert weights Perfect for hunting and custom arrow builds Increase FOC and Arrow Performance The Altra .246 Heavy Insert is engineered for archers who want more control over arrow balance and front-of-center weight. At 52 grains, these brass inserts provide a substantial increase in front-end mass compared to standard inserts, helping improve arrow stability and penetration. Precision machining ensures a secure fit within Altra .246 shafts while maintaining excellent concentricity between the shaft and point. This helps promote consistent arrow flight and dependable accuracy in demanding shooting conditions. Whether you're building a high-FOC hunting arrow or fine-tuning a custom arrow setup, these heavy brass inserts offer the flexibility and performance needed to optimize your build. Quick Specs Brand: Altra Archery Product Type: Heavy Arrow Insert Quantity: 12 Pack Material: Brass Weight: 52 Grains Arrow Compatibility: Altra .246 Arrows Point Compatibility: Standard 5/16" Screw-In Points Insert Weight Compatibility: Accepts Non-Micro FMS Insert Weights Compatibility / Works With Altra .246 Arrow Shafts 5/16" Screw-In Field Points Fixed Blade Broadheads Mechanical Broadheads Non-Micro FMS Insert Weights Bowhunting Arrow Builds High FOC Arrow Setups Custom Arrow Configurations Best For Increasing front-of-center weight Building high FOC hunting arrows Improving penetration potential Advanced arrow tuning Broadhead arrow setups Custom arrow builds Bowhunting applications Arrow performance optimization Frequently Asked Questions What arrows are these inserts designed for? These inserts are specifically designed for Altra .246 arrow shafts. What material are the inserts made from? The inserts are precision machined from solid brass for increased weight and durability. How much does each insert weigh? Each heavy insert weighs approximately 52 grains. What points are compatible with these inserts? The inserts are designed for standard 5/16-inch screw-in field points and broadheads. Can I use insert weights with these inserts? Yes. These inserts accept non-micro FMS insert weights for additional front-of-center tuning and customization. Build a Better Hunting Arrow Whether you're creating a high-FOC hunting setup or fine-tuning your arrow's balance and penetration characteristics, the Altra Archery .246 Heavy Insert 12 Pack delivers the weight, durability, and precision needed to maximize arrow performance.