Bearing press tool for the usual Sturmey Archer hubs for bearings of size 6001, i.e.
Without any woodoo. Piece of cake. Gentle installation. No tilting. No jaming. Nothing can go wrong. Simply tighten until you feel resistance, until the bearings are in contact with the spacer sleeve. No misalligned bearings after installation because the outer and inner ring are co-planar. (Flat ground discs.) The wheel then immediately runs smoothly and with little wear.
Weight 130g (more intended for the workshop)