Delta Faucet RP20111 Conversion Ball<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Converts knob to lever handles</li><li>Replaces RP212 ball</li><li>For technical assistance， contact 1.800.345.DELTA</li><li>For single handle knob lavatory faucets</li><li>Replaces original RP212 ball</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41J28jrGrBL.jpg" noproxy>