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Yankee Hill Machine Co sRx Thread Protector
California Proposition 65 Warning

This product can expose you to chemicals including lead, known to cause cancer and birth defects. For more info visit P65Warnings.ca.gov.

Yankee Hill Machine Co

sRx Thread Protector

$34.95
$29.75
Sale Price
Available California compliant

Yankee Hill Machine Co sRx Thread Protector, Compatible with sRx Muzzle Devices, Black YHM-4450

Key Details
Brand Yankee Hill Machine Co
Manufacturer Part Number YHM-4450
UPC 841812101987
SKU YHM-4450
Current Stock 6 available
Quantity Updated Sep 7, 2026 11:57 AM
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Purchase Requirements
  • Final availability is confirmed at checkout.
In-Store Pickup Required: All firearm purchases must be picked up at our Beverly Hills location after background check completion.
Product Description

The sRx protective cap will keep the threads on your sRx mounts from becoming dirty or damaged when your suppressor is not in use.

Features
  • Weight: 0.448 Oz.
  • Length: .5625";Diameter: 1""
  • Material: 4140 chrome moly steel
  • Finish: black oxide
  • Designed to be used with the YHM sRx System & any suppressor with 1 3/8 thread."
Specifications
UPC: 841812101987
Manufacturer: Yankee Hill Machine Co
Manufacturer Part #: YHM-4450
Model: sRx Thread Protector
Type: Thread Protector
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