Acrow AK2-050EXT Extension – 50 mm Insize Digital Bore Gauge 10 - 16" Range Series 2123-16A Tolerance Class: Class 2

Tolerance Class: Class 2

and performance on alloyed steels and general-purpose materials

ground and lapped for absolute accuracy

Width 100mm (4")

and the cap at the end can be unscrewed to relieve back pressure buildup behind the plug

Acrow AK2-050EXT Extension – 50 mm Insize Digital Bore Gauge 10 - 16" Range Series 2123-16A Tolerance Class: Class 2Acrow AK2 050EXT Extension 50 mm The Acrow AK2 050EXT is a precision extension engineered to increase boring head reach while maintaining rigidity and superior concentricity during deep machining operations. Constructed from hardened alloy steel, it offers outstanding strength, balance, and vibration resistance for consistent performance in CNC and manual milling applications. It is fully compatible with Acrow BSD Series Boring Heads and modular