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7/8" Long Threaded Bullets
RTBS$3.50These weld on threaded bullet bungs are made of solid 1018 cold rolled mild steel, drilled and tapped to your thread choice. These are blind bungs meaning the hole does not go all the way through. One end of the weld-on bung is rounded with a full radius... -
M6 x 1.0 Threaded Steel Bung
tbm6$3.00These metric threaded weld in bungs are made of solid round stock and drilled and tapped to your specified metric thread. Bungs come in two different lengths, and diameter options depending on thread size. The 15mm lengths are tapped through and the... -
M8 x 1.25 Threaded Steel Bung
TBM8$3.00 - $3.25These metric threaded weld in bungs are made of 1018 cold rolled mild steel round stock, drilled and tapped to your specified metric thread. Bungs come in a few different length, and diameter options depending on thread size. The 15mm lengths are tapped... -
M10 x 1.25 Threaded Steel Bung
$3.00 - $3.25These metric threaded weld in bungs are made of 1018 cold rolled mild steel round stock, drilled and tapped to your specified metric thread. Bungs come in a few different lengths, and diameter options depending on thread size. The 15mm lengths are tapped... -
M10 Counterbore Steel Bung
CBM10$3.00 - $3.25These metric counterbore weld in bungs are made of 1018 cold rolled mild steel round stock. They are machined to accept socket head cap screws, AKA allen bolts, flush with the top surface of the bung. This allows welding up to the where the... -
M8 Counterbore Steel Bung
CBM8$3.00 - $3.25These metric counterbore weld in bungs are made of 1018 cold rolled mild steel round stock. They are machined to accept socket head cap screws, AKA allen bolts, flush with the top surface of the bung. This allows welding up to the where the... -
M6 Counterbore Steel Bung
CBM6$3.00 - $3.25These metric counterbore weld in bungs are made of 1018 cold rolled mild steel round stock. They are machined to accept socket head cap screws, AKA allen bolts, flush with the top surface of the bung. This allows welding up to the where the...
Metric Weld-On Bungs – CNC-Machined Steel & Stainless Threaded Bungs
Bung King’s metric weld-on bungs are precision CNC-machined in the USA from high-quality steel and stainless steel, built to meet the needs of fabricators working with metric hardware. These threaded bungs are perfect for use in custom motorcycle frames, brackets, subframes, and universal mounting points where metric fasteners are required.
Available in multiple metric thread sizes, these weld-on bungs ensure clean, accurate thread engagement and are designed for strength, reliability, and easy welding. Whether you're building a custom street bike, dual sport, or working on automotive or industrial applications, Bung King’s metric bungs deliver performance and consistency for your fabrication projects.
Key Features:
Available in common metric thread sizes
Made from steel and stainless steel for strength and durability
CNC-machined in the USA for precision and quality
Ideal for motorcycle fabrication, frame mounting, and bracket installs
Weld-ready and suitable for universal applications
Trusted by professional builders and DIY fabricators alike
When you need high-quality metric bungs that are easy to weld and built to last, Bung King delivers the perfect fit every time.
