Echo 99944100025 Rain Gutter Cleaning Kit for Blowers with Posi-Loc Tubes Genuine OEM Echo Part FITS MODELS : PB-250 PB-251 PB-255 ES-255 PB-265L PB-610 PB-620 PB-651 PB-751 PB-755 PB-755S Assembled kit is approximately seven ft. long 2 Straight Extension Tubes (39 3/8"), 2 Adjustable Elbows 1 Adaptor for backback models