OTC's No. 4619 Professional Battery Hydrometer displays a batteries specific gravity (density) on an easy-to-read float with a scale ranging from 1.100 to 1.300. Hydrometers are used to test the state of charge of a battery cell. This is performed by measuring the density of the electrolyte, which i...

Note: Please review all product information to ensure that this product is compatible with your unit. A Message to the Customer: The ROP Shop staff constantly strives to provide clear and concise product information. We understand that sometimes it can be difficult to confirm product compatibility....

The Polk Audio db840DVC 8-inch dual voice coil subwoofer speaker is incredible sound at an affordable price. The polypropylene cone with rigid ABS dustcap stiffens the cone for greater mechanical stability and lower distortion. Marine Certified Polk db series speakers are built tough to withstand t...

Royal Purple API-Licensed Heavy Duty SAE 5W-20 High Performance SN Synthetic Motor Oil is fully synthetic - not made from crude oil like traditional motor oils. It's used to lubricate, clean, and cool engines with the utmost efficiency. Motor oil varies in weight and viscosity, as well as additives...

The Orange Self-Centered Hex-Logic Medium-Heavy Cut Scratch and Swirl Remover is a firm, high density foam pad that is ideal for scratch and defect removal. This pad offers the correction of a typical compounding pad while at the same time allowing the polishing ability of a light cut foam pad. When...

The Screw Selector Wheel makes it easier than ever to build projects with Kreg Joinery. Just dial in the thickness of each piece to be joinedwhether those thicknesses are the same or differentand the Wheel shows you the correct screw length and Kreg Jigsetting. Key Features include: Two sided: shows...

Note: Please review all product information to ensure that this product is compatible with your unit. A Message to the Customer: The ROP Shop staff constantly strives to provide clear and concise product information. We understand that sometimes it can be difficult to confirm product compatibility....

VHT SP204 Red Wrinkle Plus Coating combines strong colors with a classic wrinkle texture for a custom look. It is temperature resistant up to 350 digress F. and is ideal for adding a touch of personal styling to almost any metal surface. VHT Wrinkle Plus resists color fading, grease, degreasers, and...

Alesis’ Pro X Hi-Hat is a dual-cymbal, continuous hi-hat controller that brings natural hi-hat playability and feel to Alesis DM10 and DM8 drummers everywhere. Precisely calibrated for the Alesis DM10- and DM8-series electronic drum kits, Pro X Hi-Hat integrates seamlessly with and expands the expre...

Boom Mat speaker baffles maximize speaker performance by isolating the correct frequency responses while damping reverberation in the sheet metal and panel to frame resonance. Also forms a water tight protective shell to prevent moisture intrusion. Closed cell polyethylene enhances frequency respons...

Use the 3M Leather and Vinyl Repair Kit to repair leather and vinyl tears, burns, and cuts. The 3M Leather and Vinyl Repair Kit patches and repairs upholstery damages such as tears, burns, and cuts in vinyl and leather. A variety of colors and grain papers designed to match surrounding materials mak...

Not sure what's wrong with your network? Before you buy an expensive replacement router or cable modem, test your cables! If the wires are broken (and you know how those cables get snaked around the house) the tester will detect it. If you make your own patch cables and want to test that the wires a...