Bungs & Fittings

Weld-in steel gas filler bung for early style Harley Davidson cam style gas caps.  Great for custom restorations or repair work.

This weld-in gas cap bung is a direct replacement for Harley Davidson gas tanks from 1982-present.  Great for repairs or custom gas tanks.  

Weld-on bung threaded for 3/8" NPT petcock or fittings. These are great for motorcycle gas tank restorations or custom fabrication. Measurements: ...

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 c...

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 ...

These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate bracket...

These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate bracket...

These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate bracket...

These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate bracket...

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...

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...

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 ...

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 o...

Counterbored bungs have endless applications when building a custom motorcycle.  Pair them with a threaded bung and use a 1/4" socket head cap scre...

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...

These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate bracket...

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

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...

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...

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 proj...

These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate bracket...

Raw steel weld-on exhaust flanges for Shovelhead motors. A must for making custom exhaust for your Harley Shovelhead. Sold in pairs

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...

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...

These fully threaded bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate bracket...

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...

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Aluminum knurled edge screw in non vented cap Cap 1.5" O...

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Aluminum knurled edge screw in non vented cap Cap 1.5" O...

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Aluminum knurled edge screw in non vented cap Cap 1.5" O...

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Aluminum knurled edge screw in non vented cap Cap 1.5" O...

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Clear acrylic knurled edge screw in non vented cap Cap 1...

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Clear acrylic knurled edge screw in non vented cap Cap 1...

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Clear acrylic knurled edge screw in non vented cap Cap 1...

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Blue acrylic knurled edge screw in non vented cap Cap 1....

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Blue acrylic knurled edge screw in non vented cap Cap 1....

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Blue acrylic knurled edge screw in non vented cap Cap 1....

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Yellow acrylic knurled edge screw in non vented cap Cap ...

Weld In Aluminum Oil Tank Fill Cap And Bung for custom application. Aluminum weld in bung Yellow acrylic knurled edge screw in non vented cap Cap ...

These fully threaded bungs have endless applications when building a custom motorcycle. Great for fender mounts, sissy bars, license plate brackets...

These fully threaded bungs have endless applications when building a custom motorcycle. Great for fender mounts, sissy bars, license plate brackets...

Weld In Handlebar Bosses - Stainless Steel Use with .120 wall 1" tubing 1/2 X 13 Threads Sold in pairs Made in the USA Stainless steel

Weld In Handlebar Bosses - Stainless Steel Use with .120 wall 1" tubing 1/2 X 13 Threads Sold in pairs Made in the USA Mild steel

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 ...

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...

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...

These threaded radius bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate bracke...

These threaded radius bungs have endless applications when building a custom motorcycle.  Great for fender mounts, sissy bars, license plate bracke...

Need to install your Frisco mount tank? We have made it easy with this installation kit. Just drill your holes and weld in the bungs. Much more sec...