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Altra Insert and Outsert .166 400 Spine | AA-SI-00004 | Arrow ComponentsProtect and reinforce your micro-diameter arrows with the Altra Insert and Outsert .166 400 Spine. This advanced arrow component system is specifically engineered for .166 inside diameter carbon shafts with a 400 spine rating. The Altra AA-SI-00004 combines a precision-machined insert with a protective outsert to deliver superior front-end strength, improved durability, and better broadhead alignment for hunters and competitive archers.
Advanced .166 Insert and Outsert System for 400 Spine Arrows
The Altra Insert and Outsert .166 400 Spine is designed to fit micro-diameter carbon arrows with a 400 spine. This dual-component reinforcement system helps protect the front of the arrow shaft from impact damage while providing a secure platform for broadheads and field points. By strengthening the critical front section of the arrow, the Altra AA-SI-00004 helps maintain arrow integrity and improves overall performance during high-speed shots and repeated impacts.
Key Features of the Altra Insert and Outsert .166 400 Spine
- Precision .166 Diameter Fit: Specifically designed for micro-diameter carbon shafts with a .166 inside diameter.
- 400 Spine Compatibility: Optimized for arrows with a 400 spine rating for consistent and reliable performance.
- Dual Insert + Outsert Design: Provides maximum front-end protection and structural reinforcement.
- Improved Broadhead Alignment: Ensures better centering and stability for enhanced accuracy.
- Enhanced Durability: Protects the carbon shaft from cracking, splintering, or damage on impact.
- Secure Point Retention: Allows for reliable installation of both field points and mechanical or fixed-blade broadheads.
- Lightweight Yet Strong: Adds minimal weight while significantly increasing front-end strength and longevity.
- High-Quality Materials: Manufactured from durable, precision-machined components for long-lasting use in the field.
Why Choose the Altra Insert and Outsert .166 400 Spine?
Altra is recognized for producing high-quality archery components that deliver dependable performance. The Altra Insert and Outsert .166 400 Spine (AA-SI-00004) is an excellent choice for archers who shoot micro-diameter arrows and want to extend the life of their shafts. This system provides superior reinforcement compared to using a standard insert alone, helping to prevent front-end damage during target practice and hunting situations.
Whether you’re a dedicated bowhunter or a competitive 3D and field archer, reinforcing your .166 diameter 400 spine arrows with the Altra insert and outsert system can improve both durability and shot consistency. The combination of an internal insert and external outsert offers excellent strength and protection for high-performance arrow builds.
Technical Specifications
| Specification | Details |
|---|
| Brand | Altra |
| Product Type | Insert and Outsert System |
| Model / SKU | AA-SI-00004 |
| UPC | 745167143831 |
| Arrow Diameter | .166" (Micro Diameter) |
| Spine Rating | 400 Spine |
| Material | High-Strength Aluminum / Precision Machined |
| Recommended Use | Bowhunting, Target Archery, 3D Shooting |
Arrow Compatibility
The Altra Insert and Outsert .166 400 Spine is compatible with most micro-diameter carbon arrows featuring a .166 inside diameter and 400 spine. It works well with many popular high-performance hunting and target shafts that benefit from front-end reinforcement.
Installation Tips
For best results, clean both the inside and outside of the arrow shaft thoroughly before installation. Apply a high-quality arrow adhesive to the insert and outsert as recommended by the manufacturer. Allow proper curing time before shooting. Always check for proper alignment after installation to ensure optimal arrow flight and accuracy.
Strengthen and protect your micro-diameter arrows! The Altra Insert and Outsert .166 400 Spine (AA-SI-00004, UPC 745167143831) delivers superior front-end reinforcement for serious archers. Order now and extend the life of your arrows while improving performance and consistency.
Whether you’re building custom arrows or maintaining your current setup, the Altra Insert and Outsert .166 400 Spine provides the strength, protection, and precision that dedicated archers expect. Trust Altra components to help you create more durable and accurate arrows for the field or range.The End```
