Rope Ratchets Bio-Fertilizer Expanded 4-digit dual-line display shows

Expanded 4-digit dual-line display shows pH and temperature readings simultaneously

Strategically designed slots on both top and bottom folding parts

Measurement can be displayed with tabulated data or as a graph

Emergency shut-off valve provides fail-safe overflow protection

Rope Ratchets Bio-Fertilizer Expanded 4-digit dual-line display showsHydrofarm's compact rope ratchets (2 per pack) are perfect for hanging lights, filters, and other equipment. They have metal components for long life and strength, and the patented pully system pulls tight, locks in place, and adjusts easily. Each ratchet holds 75 lbs. so the pair can handle jobs up to 150 lbs. Carabiner clips make attaching or removing equipment a snap. Comes in attractive clam shell packaging. Includes: 2 ratchets 4 easy to use