Description:nn1. Precise focus adjustment by rotating the button: Atomstack Maker L1 Z-axis sliding lift mechanism for Atomstack laser engraver models.nn2. Precision structure: double optical axis, four slider precision structure, precise control of height, every rotation, the Z axis will rise or fall 1mm.nn3. The Atomstack L1 Z-axis adjuster can be adapted to the Atomstack laser engraving machine range, with a height adjustment of 50 mm.nn4. Easy to operate: 35*u03a610mm large size knob handle, easy to rotate.nn5. Lightweight: 150*60*17mm slim size, installed in the machine with a stable center of gravity, will not shake and will not reduce the operating speed.nnSpecification:nnBrand: Atomstack MakernModel: L1nMaterial: MetalnProduct Size: 150*60*17mmnSlide Stroke: 50mmnAdaptable Laser Size: 33mm, 40mm, 51mm and 60mmnWorking Mode: Manual adjustmentnnCompatible with the following models:nnX30 Pro, A30 Pro, S30 PronnX20 Pro, A20 Pro, S20 PronnX7 Pro, A10 Pro, S10 PronnX7, A5 Pro+, A5 Pro, A5 M40, A5 M50, A5 M50 PronnA5 M30, A5 30W, A5 20W, A5 10WnnNote: P9 M50, P9 M40, P7 M40, P7 M30 are not compatible