Tajima’s Plumb-Rite quick-stabilizing bob is perfect for situations where you need a precise measure with as little delay as possible. A unique bob cap balances quickly to reduce wobbling and spinning. Wrapped in elastomer as an added safeguard, the Plumb-Rite quick-stabilizing bob features a thick tip guard and elastomer bumpers, protecting the bob surface area as well as surrounding work site. High-quality chrome plating ensures protection from rust and corrosion. A snap ring easily connects the bob to plumb line (not included). Available in your choice of weight for every work situation in sizes 7 oz, 10 oz, 14 oz, and 21 oz.