This high-quality metal shim set is perfect for players who modify their AEG and wish to have the best fitting possible. These mechbox shims come in a variety of thicknesses to compliment any custom install or modification you may be doing to your AEG. The full metal construction ensures these ships won’t break apart in your rifle or create a weak point within your gearbox.

Features:

• Compatibility: All AEG Airsoft Rifles
• Full Metal Mechbox Shim Set
• 10x 0.15mm Shims
• 10x 0.3mm Shims