The ESHOPPS Cliff Hanger 4” and R Filter Sock holder is the most innovative way to add mechanical filtration to any sump. Cliff Hanger incorporates a 1” (single for 4” & dual for R) bulkhead inlet, and up to 1.25” wide adjustable sliding clamp mount with easy access top mounted thumb screws. Featuring a quiet spill over method filter sock cradle with safety overflow slots with clear side viewing panels. Cliff Hanger 4” includes (1) 4”x 200 and R includes 4”x 7 micron filter sock. Features - Spill over method filter sock cradle with clear side panels. - Up 1.25” wide adjustable sliding clamp mount. - Built in safety overflow slots. - Quiet performance Specifications - Item#: 79120 - Dimensions: 7.5x8x6 (190x203x152.5mm) - Tank Usage: 60-150 Gal. (220-565 liters) - Tank GPH: up to 750 GPH (2840 LPH)