System 3R Macro to Mini Adapter 3R-653 * Macro Standard Hardened holder for mounting Mini holders in the Macro system. MacroHP coupling Can be changed automatically Rust-resistant Weight 1.3 kg. Repetition accuracy: MacroStandard - within 0.002 mm Locking force - 6000 N Fixed index positions 4x90° Required air pressure, pneumatic chuck - 6±1 bar Recommended tightening torque, manual chuck - 6 Nm Recommended max workpiece weight - 50 kg * 2 Available