Hydraulic Central Locking Indicator Stand 485 Series Features Features a unique hydraulic central lock for all arms and swivel positions Super solid model With fine adjustment With powerful on/off magnetic base Magnetic force 80Kg / 175 LBS Universal model which can be used for indicators with or without "lug" on back plate Accepts dial test indicators, digital indicators and normal indicators Dovetail groove for clamping a dial test indicator Super rigid Code Size MW485-01