The Yankee Hill Machine YHM-9554 Thumb Screw (#10-32 x 1.250") is a high-quality, precision-machined fastener designed specifically for use with Yankee Hill Machine handguards, rail systems, and various accessories. This thumb screw provides a convenient, tool-free method for securing and adjusting components on your AR-15 or modern sporting rifle. Manufactured to exacting standards, the YHM-9554 offers reliable performance and a professional fit and finish that matches other Yankee Hill Machine products.
Precision Machined for Reliable Performance
The YHM-9554 thumb screw features a #10-32 thread with a 1.250-inch overall length, making it an ideal replacement or upgrade part for many Yankee Hill Machine free-float handguards and mounting systems. The knurled head allows for easy hand tightening and loosening without the need for tools, which is especially useful during range sessions, maintenance, or when making quick adjustments in the field. Each screw is machined from durable steel and finished with a corrosion-resistant coating to ensure long-term reliability.
Yankee Hill Machine is known for producing American-made firearm components that meet strict quality standards. The YHM-9554 thumb screw is no exception, offering consistent threading and a secure fit that helps maintain zero and stability on your optic or accessory setup.
Key Features of the Yankee Hill Machine YHM-9554 Thumb Screw
- #10-32 Thread – Standard thread size compatible with many YHM handguards and mounts
- 1.250" Length – Optimal length for secure engagement in various applications
- Knurled Thumb Head – Allows for easy, tool-free installation and removal
- Precision Machined – Tight tolerances for consistent performance
- Durable Finish – Corrosion-resistant coating for long-lasting use
- Model YHM-9554 – Official Yankee Hill Machine part number
- UPC 816701015096 – Authentic Yankee Hill Machine product
Why Choose the Yankee Hill Machine YHM-9554 Thumb Screw?
The Yankee Hill Machine YHM-9554 Thumb Screw is the ideal choice for shooters who want a reliable, American-made replacement or upgrade for their YHM handguard or accessory system. Using genuine Yankee Hill Machine parts ensures proper fitment and maintains the integrity of your setup. Generic thumb screws often suffer from poor threading, inconsistent lengths, or weak materials that can strip or fail over time. The YHM-9554 is engineered to meet the same high standards as Yankee Hill Machine’s handguards and mounts, providing a secure and professional solution. Whether you’re replacing a lost or damaged screw or upgrading from standard hardware, this thumb screw delivers the quality and functionality serious shooters expect.
Technical Specifications
| Brand | Yankee Hill Machine |
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| Model | YHM-9554 |
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| Thread Size | #10-32 |
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| Length | 1.250 Inches |
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| Head Type | Knurled Thumb Screw |
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| Material | Steel |
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| Finish | Corrosion Resistant |
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| Compatibility | YHM Handguards & Accessories |
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| Intended Use | AR-15, Handguard Mounting, Accessory Attachment |
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| UPC | 816701015096 |
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Ideal Applications
The Yankee Hill Machine YHM-9554 Thumb Screw is commonly used to secure free-float handguards, rail sections, and various accessories on AR-15 and modern sporting rifles. It is especially useful for shooters who frequently remove or adjust their handguards for maintenance, cleaning, or accessory changes. The tool-free design makes it convenient for quick adjustments at the range or in the field. This thumb screw is also a popular replacement part for lost or worn hardware on Yankee Hill Machine products. Its precision threading and durable construction make it suitable for both recreational shooters and those who demand professional-grade components. Whether you’re building a custom AR-15, maintaining an existing setup, or simply need a high-quality replacement, the YHM-9554 provides a dependable solution.
Ensure a secure and professional fit with the Yankee Hill Machine YHM-9554 Thumb Screw. This precision #10-32 x 1.250" thumb screw is designed for use with Yankee Hill Machine handguards and accessories, offering easy tool-free adjustment and reliable performance. UPC 816701015096.
