RIDGID 2-1/2 in. locking wet nozzle is the most effective accessory for wet messes. The squeegee insert helps capture liquid while the vac ensures its picked up, leaving a dry path behind. With the new locking design, your accessory locks onto the hose or wand so it wont fall off during use. Easily detach by releasing the locking tab or twisting off. The 2-1/2 in. opening is the optimal size for tackling large messes with a RIDGID wet dry vac. Max your vac and get the most out of your cleaning tools, with RIDGID 2-1/2 in. locking accessories.