A paint roller frame is often used with an extension pole when apply concrete paints and sealers. Available in 9” inch and 18” sizes to accommodate same size roller covers.
Heavy Duty aluminum yoke frame with threaded handle, 1/4" pins. Adjustable from 12" to 18". Wingnuts lock frame into position. Comes with small bore end caps (EC-SB1) that fit 1/4"...