If you have the sliding thingy, then the pups thrown out of an 80ies Explorer (no dif between bridge and neck) or a Q-80 (ditto) will do too, they are identical. And there is little reason for keeping them on those basses.
And if someone was yet mad enough to dismember a Grabber II: That guitar size humbucker TB Plus creams the original Grabber pups - always middish affairs - into the ground.
