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Weld in steel bungs are great for a variety of uses when building your custom motorcycle project.  They're essential for mounting fenders, building sissy bars or mounting gas tanks.  Grab a few because they are sure to come in handy.

36 of 45 Items
  • Throttle Addiction Sissy Bar Mounting Bungs - Fits 9/16 Bar Throttle Addiction Sissy Bar Mounting Bungs - Fits 9/16 Bar Throttle Addiction Sissy Bar Mounting Bungs - Fits 9/16 Bar Throttle Addiction Sissy Bar Mounting Bungs - Fits 9/16 Bar Throttle Addiction Sissy Bar Mounting Bungs - Fits 9/16 Bar

    Throttle Addiction

    Sissy Bar Mounting Bungs - Fits 9/16" Bar

    Constructed from cold rolled 1018 steel, these sissy bar mounting bungs are the perfect pair to our pre-bent sissy bars or your home sissy bar project.  They fit any 9/16" diameter bar perfectly.  These bungs will give your sissy bar project a...

    $35.99
  • Throttle Addiction DIY Sissy Bar Bend - Tall Throttle Addiction DIY Sissy Bar Bend - Tall Throttle Addiction DIY Sissy Bar Bend - Tall Throttle Addiction DIY Sissy Bar Bend - Tall

    Throttle Addiction

    DIY Sissy Bar Bend - Tall

    Making a sissy bar for you chopper can be tricky business, so we took the hardest part and did that for you.  Cutting and welding is easy, it's the bending that can be a headache. These bars are CNC bent right here in Wisconsin.   All you have...

    $54.99
  • Throttle Addiction Angled Petcock Bung 1/4 NPT Throttle Addiction Angled Petcock Bung 1/4 NPT Throttle Addiction Angled Petcock Bung 1/4 NPT

    Throttle Addiction

    Angled Petcock Bung 1/4" NPT

    This angled 1/4" NPT petcock bung is great for Frisco style motorcycle tanks where you want to mount the petcock low and angled off the back side of the tank. Measurements: 1018 steel Long end 1.6",  short end .5" long .85" diameter Threaded...

    $12.99
  • Throttle Addiction Steel Petcock Bung 1/4 NPT Top Hat Throttle Addiction Steel Petcock Bung 1/4 NPT Top Hat

    Throttle Addiction

    Steel Petcock Bung 1/4" NPT Top Hat

    Weld in bung threaded for 1/4" NPT petcock. These are great for motorcycle gas tank restorations or custom fabrication.  Top hat design provides a clean finish and makes install a snap. Measurements: .8" diameter Leaves 1/8" reveal Threaded...

    $6.99
  • Throttle Addiction Threaded Steel Bungs 5/16-18 Thread 1/2 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 5/16-18 Thread 1/2 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 5/16-18 Thread 1/2 Long - 4 Pack

    Throttle Addiction

    Threaded Steel Bungs 5/16-18 Thread 1/2" Long - 4 Pack

    These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate brackets or anything else you want to mount up with a bolt. Made in USA Features: Machined from 1015 mild...

    $15.99
  • Throttle Addiction Threaded Steel Bungs 5/16-18 Thread 1 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 5/16-18 Thread 1 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 5/16-18 Thread 1 Long - 4 Pack

    Throttle Addiction

    Threaded Steel Bungs 5/16-18 Thread 1" Long - 4 Pack

    These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate brackets or anything else you want to mount up with a bolt. Made in USA Features: Machined from 1015 mild...

    $16.99
  • Throttle Addiction Threaded Steel Bungs 3/8-16 Thread 1 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 3/8-16 Thread 1 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 3/8-16 Thread 1 Long - 4 Pack

    Throttle Addiction

    Threaded Steel Bungs 3/8-16 Thread 1" Long - 4 Pack

    These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate brackets or anything else you want to mount up with a bolt. Made in USA Features: Machined from 1015 mild...

    $16.99
  • Throttle Addiction Threaded Steel Bungs 3/8-16 Thread 1.5 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 3/8-16 Thread 1.5 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 3/8-16 Thread 1.5 Long - 4 Pack

    Throttle Addiction

    Threaded Steel Bungs 3/8-16 Thread 1.5" Long - 4 Pack

    These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate brackets or anything else you want to mount up with a bolt. Made in USA Features: Machined from 1015 mild...

    $17.99
  • Throttle Addiction Threaded Steel Bungs 3/8-16 Thread 1/2 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 3/8-16 Thread 1/2 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 3/8-16 Thread 1/2 Long - 4 Pack

    Throttle Addiction

    Threaded Steel Bungs 3/8-16 Thread 1/2" Long - 4 Pack

    These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate brackets or anything else you want to mount up with a bolt. Features: Machined from 1015 mild steel Sold in...

    $15.99
  • Throttle Addiction DIY Sissy Bar Bend - Short Throttle Addiction DIY Sissy Bar Bend - Short Throttle Addiction DIY Sissy Bar Bend - Short Throttle Addiction DIY Sissy Bar Bend - Short

    Throttle Addiction

    DIY Sissy Bar Bend - Short

    Making a sissy bar for you chopper can be tricky business, so we took the hardest part and did that for you.  Cutting and welding is easy, it's the bending that can be a headache. These bars are CNC bent right here in Wisconsin.   All you have...

    $54.99
  • Throttle Addiction Threaded Steel Bungs 5/16-18 Thread 1.5 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 5/16-18 Thread 1.5 Long - 4 Pack Throttle Addiction Threaded Steel Bungs 5/16-18 Thread 1.5 Long - 4 Pack

    Throttle Addiction

    Threaded Steel Bungs 5/16-18 Thread 1.5" Long - 4 Pack

    These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate brackets or anything else you want to mount up with a bolt.  Features: Machined from 1015 mild...

    $17.99
  • Throttle Addiction Steel Petcock Bung 1/4 NPT Long Top Hat Throttle Addiction Steel Petcock Bung 1/4 NPT Long Top Hat

    Throttle Addiction

    Steel Petcock Bung 1/4" NPT Long Top Hat

    Weld-in bung threaded for 1/4" NPT petcock. These are great for motorcycle gas tank restorations or custom fabrication. Top hat design provides a clean finish and makes install a snap. Measurements: .8" diameter Leaves 1/2" extension after welded...

    $11.99
  • Throttle Addiction Counterbore Steel Bungs 5/16 SHCS X 5/8 Long - 4 Pack Throttle Addiction Counterbore Steel Bungs 5/16 SHCS X 5/8 Long - 4 Pack

    Throttle Addiction

    Counterbore Steel Bungs 3/8 SHCS X 5/8" Long - 4 Pack

    Counterbored bungs have endless applications when building a custom motorcycle.  Pair them with a threaded bung and use a 3/8 x 18 socket head cap screw for a very clean connection point on fender mounts, sissy bars, license plate brackets or...

    $15.99
  • Throttle Addiction Counterbore Steel Bungs 3/8 SHCS 3/4 Long - 4 Pack Throttle Addiction Counterbore Steel Bungs 3/8 SHCS 3/4 Long - 4 Pack

    Throttle Addiction

    Counterbore Steel Bungs 5/16 SHCS 3/4" Long - 4 Pack

    Counterbored bungs have endless applications when building a custom motorcycle.  Pair them with a threaded bung and use a 5/16 x 16 socket or Allen head cap screw for a very clean connection point on fender mounts, sissy bars, license plate brackets...

    $15.99
  • Throttle Addiction Steel Petcock Bung 3/8 NPT Throttle Addiction Steel Petcock Bung 3/8 NPT

    Throttle Addiction

    Steel Petcock Bung 3/8" NPT

    Weld-on bung threaded for 3/8" NPT petcock or fittings. These are great for motorcycle gas tank restorations or custom fabrication. Measurements: Threaded for 3/8" national pipe thread (NPT) 1018 mild steel

    $12.99
  • Throttle Addiction Sissy Bar Mounting Plates - Fits 9/16 Bar Throttle Addiction Sissy Bar Mounting Plates - Fits 9/16 Bar

    Throttle Addiction

    Sissy Bar Mounting Plates - Fits 9/16" Bar

    Looking for some simple bungs to mount up your custom sissy bar to your axle plates.  look no further, these sissy bar mounting plates are designed to fit 9/16" round bar.  Sold in pairs. Specs: Cold rolled 1/4" thick mild steel. Fits...

    $19.99
  • Mid USA DIY Motorcycle Builder Exhaust Kit / Mandrel Bends

    Mid USA

    DIY Motorcycle Builder Exhaust Kit / Mandrel Bends

    DIY motorcycle exhaust builder kit designed for the bike builder who wants a one of a kind exhaust for their Custom Bike.  1 3/4" mandrel bends and exhaust header set is more than enough for a 1 set of exhaust. Get out the angle grinder, buzz box...

    $139.99
  • Throttle Addiction Threaded Steel Bungs 1/4-20 Thread 1" Long - 4 Pack

    Throttle Addiction

    Threaded Steel Bungs 1/4-20 Thread 1" Long - 4 Pack

    These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate brackets or anything else you want to mount up with a bolt. Features: Machined from 1015 mild steel Sold...

    $15.99
  • Throttle Addiction Counterbore Steel Bungs 3/8 SHCS 5/8" Long - 4 Pack Throttle Addiction Counterbore Steel Bungs 3/8 SHCS 5/8" Long - 4 Pack Throttle Addiction Counterbore Steel Bungs 3/8 SHCS 5/8" Long - 4 Pack

    Throttle Addiction

    Counterbore Steel Bungs 5/16 SHCS 5/8" Long - 4 Pack

    Counterbored bungs have endless applications when building a custom motorcycle.  Pair them with a threaded bung and use a 5/16 x 16 socket head cap screw for a very clean connection point on fender mounts, sissy bars, license plate brackets or...

    $15.99
  • Pangea Speed Pangea Speed - Sissy Bar Insert Pangea Speed Pangea Speed - Sissy Bar Insert

    Pangea Speed

    Pangea Speed - Sissy Bar Insert - 082

    This is a simple and easy way to mount a tail light or seat between your sissy bar. It comes in mild steel with 1/2" 1/4" in. and 5/16" holes and is 4 1/2" at its widest point. Ready for you to chrome, paint, or powder coat. We did the math so you don't...

    $9.99
  • Throttle Addiction Counterbore Steel Bungs 1/4 SHCS 5/8" Long - 4 Pack Throttle Addiction Counterbore Steel Bungs 1/4 SHCS 5/8" Long - 4 Pack Throttle Addiction Counterbore Steel Bungs 1/4 SHCS 5/8" Long - 4 Pack

    Throttle Addiction

    Counterbore Steel Bungs 1/4 SHCS 5/8" Long - 4 Pack

    Counterbore bungs have endless applications when building a custom motorcycle.  Pair them with a threaded bung and use a 1/4" socket head cap screw (Allen head) for a very clean connection point on fender mounts, sissy bars, license plate brackets...

    $15.99
  • Throttle Addiction Counterbore Steel Bungs 1/4 SHCS 1/2" Long - 4 Pack Throttle Addiction Counterbore Steel Bungs 1/4 SHCS 1/2" Long - 4 Pack Throttle Addiction Counterbore Steel Bungs 1/4 SHCS 1/2" Long - 4 Pack

    Throttle Addiction

    Counterbore Steel Bungs 1/4 SHCS 1/2" Long - 4 Pack

    Counterbored bungs have endless applications when building a custom motorcycle.  Pair them with a threaded bung and use a 1/4" socket head cap screw (Allen head) for a very clean connection point on fender mounts, sissy bars, license plate brackets...

    $15.99
  • Throttle Addiction Threaded Steel Bungs 1/4-20 Thread 1/2" Long - 4 Pack

    Throttle Addiction

    Threaded Steel Bungs 1/4-20 Thread 1/2" Long - 4 Pack

    These fully threaded bungs have endless applications when building a custom motorcycle. Great for fender mounts, sissy bars, license plate brackets or anything else you want to mount up with a bolt. Features: Machined from 1015 mild steel Sold in...

    $15.99
  • Throttle Addiction Threaded Steel Bungs 1/4-20 Thread 3/4" Long - 4 Pack

    Throttle Addiction

    Threaded Steel Bungs 1/4-20 Thread 3/4" Long - 4 Pack

    These fully threaded bungs have endless applications when building a custom motorcycle. Great for fender mounts, sissy bars, license plate brackets or anything else you want to mount up with a bolt. Features: Machined from 1015 mild steel Sold in...

    $15.99
  • Sissy Bar Fender Strap - 5" Round fender Sissy Bar Fender Strap - 5" Round fender Sissy Bar Fender Strap - 5" Round fender Sissy Bar Fender Strap - 5" Round fender Sissy Bar Fender Strap - 5" Round fender

    Throttle Addiction

    Sissy Bar Fender Strap - 5.5" Round fender

    Plasma cut from 1/4" thick 1" wide mild steel, this sissy bar fender strap is a great add on to your sissy bar project.  Pair it with our pre bent sissy bars availible in tall or short, and a pair of sissy bar...

    $29.95
  • Sissy Bar Fender Strap -Wassell Style Fender Sissy Bar Fender Strap -Wassell Style Fender Sissy Bar Fender Strap -Wassell Style Fender Sissy Bar Fender Strap -Wassell Style Fender Sissy Bar Fender Strap -Wassell Style Fender

    Throttle Addiction

    Sissy Bar Fender Strap -Wassell Style Fender

    Plasma cut from 1/4" thick 1" wide mild steel, this sissy bar fender strap is a great add on to your sissy bar project.  Pair it with our pre bent sissy bars availible in tall or short, and a pair of sissy bar...

    $29.95
  • Pangea Speed - Sissy Bar Insert Strap Pangea Speed Pangea Speed - Sissy Bar Insert Strap

    Pangea Speed

    Pangea Speed - Sissy Bar Insert Strap

    This is a simple and easy way to mount a tail light between your sissy bar. It comes in mild steel with a 1/2 in. hole and is 6 in. wide. Ready for you to chrome, paint, or powder coat. We did the math so you don't have to. Mild Steelmade in the USA

    $9.99
  • Universal Cycle Exhaust Weld on Trumpet Tip Universal Cycle Exhaust Weld on Trumpet Tip Universal Cycle Exhaust Weld on Trumpet Tip

    Universal Cycle

    Exhaust Weld on Trumpet Tip

    This raw steel weld on exhaust trumpet tip will add a little flair to your custom motorcycle exhaust project.   1 3/4" diameter

    $12.99
  • Sissy Bar Fender Strap -5" Flat Style Fender

    Throttle Addiction

    Sissy Bar Fender Strap -5" Flat Style Fender

    Plasma cut from 3/16" thick 1" wide mild steel, this sissy bar fender strap is a great add on to your sissy bar project.  Pair it with our pre bent sissy bars availible in tall or short, and a pair of sissy bar mounting bungs or plates for simple...

    $31.95
36 of 45 Items