Tandemkross Steel Hammer Bushing for Ruger Mark III and MKIII 22/45

Upgrade your Ruger® MKIII™ with this high-quality 304 stainless steel bushing designed to replace the factory magazine disconnect bushing. This precision-made part helps improve function, simplifies maintenance, and allows magazines to drop free more easily.

Unlike improvised fixes using washers or other substitute parts, this bushing is made specifically for the job to provide proper fit, reliable hammer movement, and dependable performance.

Features:

• Helps magazines drop free more easily
• Makes takedown and cleaning simpler
• Can help reduce failure-to-feed issues caused by the factory disconnect setup
• Precision-made from durable 304 stainless steel
• Includes colored installation instructions

This upgrade is a popular choice for owners looking to improve the feel and function of their Ruger MKIII platform. If you are already familiar with disassembly and cleaning of this firearm, installation is straightforward.

Compatibility:
Fits Ruger® MKIII™ models including:

• MKIII™ - All Models
• MKIII™ 22/45™
• MKIII™ 22/45™ Competition
• MKIII™ 22/45™ Government Target
• MKIII™ 22/45™ Target
• MKIII™ Competition
• MKIII™ Government Target
• MKIII™ Target
• MKIII™ LITE
• MKIII™ Hunter

MKIV Owners:
Want to remove the magazine disconnect in your Ruger® MKIV™ or MKIV™ 22/45™? Click here to purchase the "Blast Shield" Magazine Disconnect Replacement for MKIV™ models.

Important:

Please verify compatibility before purchase. Buyer is responsible for complying with all local and state laws regarding installation, ownership, and resale. Check to see if your state requires the magazine disconnect installed if the firearm is ever resold.

California Residents: AB 1263 - Action Required

California law (AB 1263, effective January 1, 2026) requires additional verification before certain items can be shipped to a CA address.

To place an order you must:

1) Provide a clear photo of a valid government-issued photo ID

• Must be 18+

• Shipping address must match the ID

2) Acknowledgement

You must confirm that:

• You are at least 18 years old

• You understand CA law restricts certain firearm-related activities without proper licensing

• You agree that an adult signature will be required upon delivery

• You agree to comply with AB 1263 requirements

If you do not want to provide a picture of your photo ID and give your acknowledgement, you may not order this item.