Armorer's Wrench for AR-15/M4/M16 | Delta Ring & Castle Nut Removal Tool

🔧 Main functions

Dismantling/installing gun barrel nut: used to fix or remove the gun barrel nut of the free floating handguard.

Adjusting the Stock Nut (Castle Nut): A buffer tube nut compatible with the M4 carbine stock, used for installing or removing the stock.

Dismantling/installing muzzle devices such as A1/A2 , brakes, etc.

Dismantling the sun ring: used to dismantle the fixed ring of traditional handguards.

Torque wrench interface: The square hole in the middle can be connected to a 1/2-inch torque wrench for precise torque control.

🛠️ Material and Design

Usually made of high-strength steel such as 4140 high carbon steel, the surface is treated with blackening or phosphating to prevent rust and wear.

The toothed bayonet and positioning pin at both ends can accurately bite the firm components, avoiding slipping or damaging the parts.

📌 Application scenarios

Gun maintenance: Clean and replace barrel, handguard, stock, and other components.

Modification and upgrade: Install free floating handguard, replace muzzle device, adjust stock, etc.

Daily maintenance: Ensure that all components are installed properly to improve the reliability of frms.