Replacement knob assembly fits all Lido 2, 3, E & ET, Fixie & Lido OG Manual Coffee Grinders, includes new shaft (shaft fits only 2, 3, E & ET grinders - shaft for the OG & Fixie are different!), screw, hard knob body and soft silicone knob cover (knob will fit on all shafts). Direct replacement for the original knob. Remember - the shaft for the 2, 3, E & ET is reverse threaded! This knob is free spinning, slightly larger, and softer! Simple replacement!