Resist angle-grinder attacks at home with an A1000, the world's first anti-angle grinder anchor. With it's 360 degree rotating base, it's easier to lock your bike in place using a D lock. You can fit your bicycle incredible close to a wall using the A1000 as a wall anchor. Also suitable as a bike ground anchor. Fix the A1000 to a solid brick or concrete wall or floor, inside or outside.