M4A1 carbine equipped with an ACOG style scope – Custom 3D Printed Miniature Accessory Parts Pieces for Brick Block Figures

This is a Lego minifigure accessory.

The item depicted in the image is a toy model of an M4A1 carbine equipped with an ACOG-style scope, designed for Lego minifigures.

These types of detailed weapon accessories are not official Lego Group products. They are typically manufactured by third-party companies that create custom Lego-compatible elements, often for military or action-themed creations.

Based on the image and the filename “SKU-10-602 M4A1 ACOG 精美包装袋装.webp”:

• The “M4A1” indicates the base firearm model.
• “ACOG” refers to the Advanced Combat Optical Gunsight, a type of telescopic sight, which is represented on the accessory.
• “精美包装袋装” translates from Chinese to “exquisite packaging bag,” indicating how it’s sold.

Therefore, the item is an M4A1 carbine with an ACOG sight for Lego minifigures. The “SKU-10-602” is a stock-keeping unit number used by the seller or manufacturer for inventory purposes and is not a universal model name.