1.It can be used on welding fixfure, the QPQ surface treatment prevent piston rod damage by welding slag; better than chrome plated piston rod.
2.The front cover with stainless steel dust scraping ring, can keep the dust and welding slag out, and protect cylinder internal parts.
3.Strong magnet is optioned for Φ32~Φ63 bore size , which can be used in high magnetic fields.
4.The mounting dimension of body is the same as ACQ series, can use ACQ series' accessories.
Reference url 3D link : https://airtac-embedded.partcommunity.com/3d-cad-models/?info=airtac/cylinders/clamp_cylinder/qck_series/qck_series.prj