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Bungs & Fittings

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.

  • Sissy Bar Mounting Bungs - Throttle Addiction Sissy Bar Mounting Bungs - 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
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  • Throttle Addiction Angled Petcock Bung 1/4" NPT Angled Petcock Bung 1/4" NPT

    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
    Add to Cart
  • Threaded Steel Bungs 3/8-16 Thread 1" Long

    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...

    $6.99
    Out of Stock
  • Steel Petcock Bung 1/4" NPT Top Hat

    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 for...

    $11.99
    Add to Cart
  • DIY Sissy Bar Bend Steel Throttle Addiction Chopper DIY Sissy Bar Bend Steel Throttle Addiction Chopper

    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
    Add to Cart
  • 5/16" - 18 X 1" long steel fully threaded bung - Throttle Addiction

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

    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...

    $6.99
    Out of Stock
  • 5/16-18 x 1/2" fully threaded steel bung - Throttle Addiction

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

    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...

    $6.99
    Out of Stock
  • Throttle Addiction Steel Petcock Bung 3/8" NPT Throttle Addiction Steel Petcock Bung 3/8" NPT

    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
    Out of Stock
  • Throttle Addiction Steel Petcock Bung 1/4" NPT Long Top Hat Throttle Addiction Steel Petcock Bung 1/4" NPT Long Top Hat

    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 in...

    $11.99
    Add to Cart
  • Threaded Steel Bungs 3/8-16 Thread 1.5" Long

    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...

    $6.99
    Add to Cart
  • 5/16-18" X 1.5" Threaded Steel Bung - Throttle Addiction

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

    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...

    $6.99
    Add to Cart
  • DIY Short Sissy Bar Bend Throttle Addiction DIY Short Sissy Bar Bend 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
    Add to Cart
  • Threaded Steel Bungs 3/8-16 Thread 1/2" Long

    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...

    $6.99
    Add to Cart
  • 5/8" X 3/4" Socket Head Cap Screw steel bung - Throttle Addiction Counterbore Steel Bungs 3/8 SHCS 3/4" Long

    Counterbore Steel Bungs 3/8 SHCS 3/4" Long

    Counterbored bungs have endless applications when building a custom motorcycle.  Pair them with a threaded bung and use a 3/8 x 16 socket or Allen head cap screw for a very clean connection point on fender mounts, sissy bars, license plate brackets...

    $8.99
    Add to Cart
  • 5/16" Socket Head Cap Screw Steel Bung - Throttle Addiction 5/16" Socket Head Cap Screw Steel Bung - Throttle Addiction

    Counterbore Steel Bungs 5/16 SHCS X 5/8" Long

    Counterbored bungs have endless applications when building a custom motorcycle.  Pair them with a threaded bung and use a 5/16 x 18 socket head cap screw for a very clean connection point on fender mounts, sissy bars, license plate brackets or...

    $8.99
    Add to Cart
  • Throttle Addiction Counterbore Steel Bungs 3/8 SHCS 5/8" Long Throttle Addiction Counterbore Steel Bungs 3/8 SHCS 5/8" Long

    Counterbore Steel Bungs 3/8 SHCS 5/8" Long

    Counterbored bungs have endless applications when building a custom motorcycle.  Pair them with a threaded bung and use a 3/8 x 16 socket head cap screw for a very clean connection point on fender mounts, sissy bars, license plate brackets or...

    $8.99
    Out of Stock
  • Counterbore Steel Bungs 1/4 SHCS 5/8" Long

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

    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...

    $8.99
    Out of Stock
  • Counterbore Steel Bungs 1/4 SHCS 1/2" Long Throttle Addiction

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

    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...

    $8.99
    Out of Stock
  • Sissy Bar Mounting Plates Sissy Bar Mounting Plates

    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
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  • DIY Builder Exhaust Kit - Throttle Addiction - Do It Yourself - Custom Exhaust - Motorcycle Pipes

    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
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  • Weld On Motorcycle trumpet flair Exhaust tip Throttle Addiction Weld On Motorcycle trumpet flair Exhaust tip Throttle Addiction

    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
    Out of Stock
  • Biltwell - Taillight Sissy Bar Mount - Model B/C/D/E Biltwell - Taillight Sissy Bar Mount - Model B/C/D/E

    Biltwell - Taillight Sissy Bar Mount - Model B/C/D/E

    This is a home fab application pre-cut plate from Biltwell Inc. that is laser-cut 1/8-inch thick (3mm) sheet steel with a matte black electroplate finish for rust-resistance.  Add this little diddy to your sissy bar project and mount up a Biltwell...

    $9.95
    Add to Cart