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MODEL #: 124 Find plumb quickly and easily with Johnson's plumb bobs. They feature a durable, brass-plated body with a lacquer finish to resist corrosion. The removable cap allows you to install string or line quickly and easily, while the hardened steel tip is replaceable. + Hover over main image to zoom Product DetailsSpecificationsApplicationSupport Durable brass plating Corrosion resistant lacquer finish Replaceable tip and removable cap for easy string installation These plumb bobs tie easily to string and line and are great for lining up and transferring points. They are essential tools for surveyors, excavation contractors and foundation contractors. Plumb bobs can be used to plumb walls and other objects or can be attached to select Johnson tripods to center the tripod perfectly over your reference point when using lasers and optical instruments. Product Details Find plumb quickly and easily with Johnson's plumb bobs. They feature a durable, brass-plated body with a lacquer finish to resist corrosion. The removable cap allows you to install string or line quickly and easily, while the hardened steel tip is replaceable. Specifications Application These plumb bobs tie easily to string and line and are great for lining up and transferring points. They are essential tools for surveyors, excavation contractors and foundation contractors. Plumb bobs can be used to plumb walls and other objects or can be attached to select Johnson tripods to center the tripod perfectly over your reference point when using lasers and optical instruments. Support

Home » Catalog » Clock Repair & Replacement Parts » Pendulum Assemblies, Rods, Bobs, Etc. » Pendulums Bobs Only Timesavers - Pendulums Bobs Only Brass covered, cast iron, and lead bobs for all clocks Select a Sub-Category With rating nuts to fit different sizes of pendulum bobs Large selection of sizes and types for all types of clocks For old English & American clocks For mantel clocks and most old American clocks Used on many Lux pendulette clocks Pendulums Bobs Only Featured Products Items 1-60 of 71 Page 1 of 2 Next Description: Distressed polished brass plated bobs for wood rods. 3/4" rear Slot. Fits many German & American clocks. Asia. Weighs 4.3 oz. With minor surface imperfections (light scratches & small dings). Regularly $16.50. While supplies last. Item #: 02792 Condition: New Description: 3-1/2" diameter. Aluminum. With 5/16" wide rear slot for pendulum rod. For quartz movements. Regularly $3.75 each. While supplies last. Item #: 02768 Condition: New Description: Silver finish on aluminum. 5/16" rear slot for pendulum rod. Regularly $3.75 each. While supplies last. Item #: 02770 Condition: New Description: 1" slot for wood pendulum rod. Regularly $20.00. While supplies last. China. Item #: 02773 Condition: New Description: Plain polished brass plated bob for wood rods were were produced incorrectly. They should have a higher convex backing to accommodate wood rods, but were manufactured with a slimmer convex backing....More Details » Item #: 02629 Condition: New Description: 1/2” rear slot. Regularly $7.50. While supplies last. Item #: 90255 Condition: New Description: Brass bob with stylized antiqued R & A center. For quartz pendulum assemblies. 9/32” rear slot for rod, not included. Regularly $10.00. While supplies last. Item #: 90334 Condition: New Description: Speckled white finished aluminum. For quartz pendulum assemblies. 9/32” rear slot for rod, not included. Regularly $7.50. While supplies last. Item #: 90332 Condition: New Description: Brushed brass finished aluminum with a 5mm wide rear slot. Regularly $5.00. While supplies last. Item #: 90241 Condition: New Description: 3-1/8” diameter. 3/4” rear slot. R & A center has gray lettering against a beige background. Regularly $8.00. While supplies last. Item #: 90235 Condition: New Description: Polished brass finished aluminum. For quartz pendulum assemblies. 9/32” rear slot for rod, not included. Regularly $7.50. While supplies last. Item #: 90231 Condition: New Description: 3-1/8" diameter. Polished brass finished aluminum. For quartz pendulum assemblies. 9/32” rear slot for rod, not

Included. Regularly $7.50. while supplies last. Item #: 90232 Condition: New Description: Brass finished aluminum with a 8mm wide rear slot. Regularly $4.50. While supplies last. Item #: 90230 Condition: New Description: Brass finished aluminum with a 10mm wide rear slot. Used on Hermle clocks but can use on others. Regularly $4.00. While supplies last. Item #: 90229 Condition: New Description: Brass finished aluminum bobs with rear slots to accommodate wood rods for quartz pendulums. China. Item #: 33169 Condition: New Description: Brass finished aluminum bobs with rear slots to accommodate wood rods for quartz pendulums. China. Item #: 33166 Condition: New Description: Brass finished aluminum bobs with rear slots to accommodate wood rods for quartz pendulums. China. Item #: 33165 Condition: New Description: Brass finished aluminum bobs with rear slots to accommodate wood rods for quartz pendulums. China. Item #: 33167 Condition: New Description: Brass finished aluminum bobs with rear slots to accommodate wood rods for quartz pendulums. China. Item #: 33168 Condition: New Description: 5-1/2" Dia (140mm). 1" rear slot. Brushed Brass finish. Fits many German & American clocks. Made in Asia. Item #: 29796 Condition: New Description: 4-1/2 Dia (115mm). 3/4" rear slot. Brushed Brass finish. Fits many German & American clocks. Made in Asia. This bob has a depth of 1.05" or 14.5mm. Item #: 29795 Condition: New Description: Fits 5/16" rod for quartz applications. 3-1/2" Diameter. Brass plated. Item #: 29538 Condition: New Description: Fits 5/16" rod for quartz applications. 2-3/4" Diameter. Brass plated. Item #: 29537 Condition: New Description: Bob wires with rating nuts. In lengths:2", 2-5/8", 3-1/4", and 4-1/4". Item #: 30477 Condition: New Description: Plain polished brass plated bobs for wood rods. 3/4" Rear Slot. 5-1/8 Dia. (130mm).Fits many German & American clocks. Made in Asia. Item #: 29405 Condition: New Description: Cast bob for New Haven mantel clocks. 1-1/2" diameter x 2" long. 2.6 ozs. ⚠️ WARNING: Contains chemicals that may cause cancer, birth defects, or reproductive harm for more information go to www.P65warnings.ca.gov. Item #: 23760 Condition: New Description: Plain polished brass plated bobs for wood rods. 1" Rear Slot. 7-1/8 Dia. (180mm). Fits many German & American clocks. Made in Asia. Item #: 31033 Condition: New Description: This brass finished bob is beautifully etched as shown. 1" Rear Slot. 7-1/8 Dia. 180mm. Fits many German & American clocks. Made in Asia. Item #: 29408 Condition: New Description: Cast 1-1/2"

A plumb bob is a weighted object connected to a string that can be used to establish a vertical line. That weighted object can be a simple rock or as… Now Trending Family HandymanWhat is a Plumb Bob?A plumb bob is a weighted object connected to a string that can be used to establish a vertical line. That weighted object can be as simple as a rock or as elaborate as the brass plumb bob shown. Some are bullet- or cone-shaped, but in the DIY world they’re often in the guise of a chalk box or chalk line.Plumb bobs have been around a long time. Egyptians used them to build the pyramids and builders throughout the ages have used them to determine if walls are “plumb” or perfectly vertical. They’re ideal for tasks like centering lights over a kitchen island, determining the proper spacing of recessed lights or framing basement walls.Check out more information and tips on plumb bobs and levels.

To find the center of gravity in order to provide builders with a true vertical line: the plumb line. Plumb bobs are frequently used in construction when you need to find a vertical line. For example, builders might use it to construct uniform stair steps or to check walls to make sure they are straight. Homeowners can use the plumb bob for a variety of DIY projects, such as hanging picture frames, installing a stud, or hanging a door. Just like the design, the uses for the plumb bob have not changed much from the earliest version. The first plumb bobs were used to construct huge architectural structures for one of the most advanced civilizations of the time. For years, plumb bobs were used to survey buildings such as cathedrals and churches. They are still used today in many historical buildings where modern tools would be disruptive — though in some cases, surveyors are turning to high-tech lasers to get their measurements. Historically, these simple tools were used for both horizontal and vertical measurements, but today, the level is a much more accurate device for finding a true horizontal angle. How to Use a Plumb Bob Using a plumb bob to find the true vertical line is not complicated. Here are the steps: 1. Attach the string to a secure surfaceUse a nail or a screw to secure the string of the plumb bob to the uppermost point of the wall, door, or surface that you need to measure. If you’re measuring a wall, leave about 2-3 inches between the start of the ceiling and the nail. 2. Release the stringBring the string all the way down and let go of the weight. 3. Let the weight swing back and forthMake sure the weight can swing freely without touching the floor. Make sure to wait for it to stop naturally. If you touch the string to make the weight stop, you’ll get an inaccurate reading.4. Measure the distance from the wallOnce it stops swinging, use a ruler to measure the distance between the string and the wall at the top and bottom of the string. If the measurements are the same, that means your wall is plumb. If they are different, the wall is not truly straight. A Plumb Bob for the Modern Homeowner Plumb bobs are simple to operate and very affordable. Like a level, this tool comes in handy more often than you would imagine. You can use it to hang pictures, install floating shelves, or hang a new door or window. You can even use it to find out your location with a basic understanding of celestial navigation. Keep in mind that the weight needs to be able to swing freely in order to produce an accurate reading. This means that any sort of wind or breeze will mess up the device and give you an unreliable measurement.The simplicity of this humble tool is one of its greatest advantages. In a pinch, you can use a piece

How to Use a Plumb Bob?To use a plumb bob, you first need to attach it securely to a point above the ground.The plumb bob consists of a pointed weight attached to a string, which should hang straight down when properly positioned.Once the plumb bob is set up, simply line up the string with the target point on the ground.This allows you to transfer points accurately and establish a vertical reference for leveling or centering instruments.Key Points:Attach the plumb bob securely to a point above the groundThe plumb bob consists of a pointed weight attached to a stringEnsure that the plumb bob hangs straight down when properly positionedLine up the string with the target point on the ground once the plumb bob is set upThis allows for accurate transfer of points and establishing a vertical referenceHelpful for leveling or centering instrumentsDid You Know?1. The plumb bob, a simple tool used by carpenters and surveyors, has been in use for over 4,000 years and was first invented by the ancient Egyptians.2. The word “plumb” in plumb bob comes from the Latin word “plumbum,” which means “lead.” This is because the original plumb bobs were made of lead.3. The plumb bob is not affected by changes in gravitational pull, making it a reliable tool for measuring verticality in any location, whether it be on Earth or in space.4. Did you know that plumb bobs were also used in ancient Chinese divination practices? By observing the movement of a plumb bob, fortune tellers claimed to predict the future and gain insights into people’s lives.5. In addition to its construction purposes, the plumb bob has also been used as a tool in magic tricks and illusions, with magicians using it to create the illusion of levitation or defy gravity.Introduction To Plumb BobsPlumb bobs have been essential tools in various fields for centuries, aiding in the alignment and measurement of vertical lines. The plumb bob consists of a weight, typically made of metal or brass, attached to a string or line. This simple yet effective device relies on gravity to find true vertical alignment, making