Main Unit Sub Assembly N887151

Acting as the core operating assembly of the laser level, this main unit sub-assembly contains the primary internal components responsible for generating, aligning, and projecting accurate laser reference lines. It plays a central role in maintaining the tool's leveling accuracy, visibility, and overall performance for layout and alignment applications. Manufactured to original equipment standards, this assembly is an ideal replacement for a damaged or malfunctioning main unit, helping restore reliable operation, precision, and long-term durability.