CMMG MK3 .308 Takedown and Pivot Pins for AR-10

CMMG
MPN:
38AFF31
UPC:
815835018072
$22.69
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The CMMG Mk3 .308 Takedown and Pivot Pins are precision-engineered drop-in replacements designed to make field-stripping your LR-308 platform rifle faster, easier, and more intuitive than ever before.

  • Slightly longer profile enables quicker, one-handed takedown operation
  • Precision divot at each end accepts a bullet tip for tool-free removal
  • Designed specifically for the CMMG Mk3 and LR-308 patterned rifles
  • Eliminates fumbling during disassembly in the field or at the range
  • Durable construction built to withstand repeated takedown cycles
  • Direct drop-in replacement — no gunsmithing or modification required

Who This Is For

These takedown and pivot pins are ideal for .308 rifle owners who run an LR-308 or CMMG Mk3 platform and want a simple, low-cost upgrade that pays dividends every time they break down their rifle for cleaning, transport, or inspection. Whether you're a competitive shooter, a hunter who field-strips frequently, or a tactical shooter who demands fast disassembly under pressure, these pins deliver a noticeably smoother experience compared to standard mil-spec pins.

CMMG Mk3 308 Takedown and Pivot Pins with bullet-tip divot detail

Specifications

Brand CMMG
Model Mk3 Takedown & Pivot Pins
Compatible Platform LR-308 / CMMG Mk3 patterned rifles
Caliber Compatibility .308 Winchester / 7.62×51mm NATO
Installation Direct drop-in, no gunsmithing required
Key Feature Elongated body with bullet-tip divot ends
Quantity Set (Takedown Pin & Pivot Pin)
Country of Origin USA

Frequently Asked Questions

Will these pins fit my non-CMMG LR-308 pattern rifle?

Yes — these pins are designed for the LR-308 pattern, which is a widely adopted standard used by many manufacturers including DPMS, Palmetto State Armory, Aero Precision, and others building large-frame .308 AR-style rifles. As long as your rifle follows the LR-308 pattern, these pins should drop in without modification. They are not compatible with standard AR-15 or mil-spec 5.56 lower receivers, which use smaller-diameter pins.

How does the bullet-tip divot work, and do I need a special tool?

The divot machined into each end of the pin is sized to accept the tip of a standard rifle or pistol cartridge. Simply press the bullet tip into the divot and push the pin through — no dedicated punch, tool, or disassembly tool is needed. This feature is especially useful in the field where tools may not be available, allowing for fast and confident takedown without the risk of the improvised tool slipping and scratching your receiver.

Are these pins a permanent replacement or an upgrade I can remove later?

These are a direct, permanent-style drop-in replacement for your existing takedown and pivot pins — though "permanent" simply means they seat in the same way as factory pins and are fully removable at any time. There is no adhesive, threading, or irreversible modification involved. You can swap them in or out as needed, making them a low-risk, high-reward upgrade for any LR-308 platform owner.