Noga NF10403 Noga Magnetic Base Type : On/off switchable magnet. Magnet size : 30x40x35(WxLxH) Bottom Arm Length : 56mm Top Arm Length : 51mm Holder Length : 71mm. Overall Length : 178mm. Force : 320N. Type : Holds 6mm 8mm & dovetailNF Holder European standard NF10403 Unique single direction Fine adjustment at base. Powerful on off magnetic base. Holds 8mm and dovetail. Unique central locking mechanism with Noga designed spring loaded bearing. Five axis holder. Instant fixation in any position. Easy to set up into required position. Black finished Arms. Weight: 0. 52 Kg Clamp Holds: 8mm and Dovetail Clamp Order P N: FA1100 Bottom Arm: 56 mm Top Arm: 51 mm Total Length: 128. 5 mm