Union Source FC Snowboard Bindings

The lightest and most responsive binding ever created

The Union Source FC redefines snowboard binding design. Featuring the all-new Direct Connect System without a traditional disk, a dual-layer baseplate construction, and Italian-made Forged Carbon components, the Source FC delivers unmatched energy transfer, weight reduction, and responsiveness. At just 540 grams per binding (size M), this is Union’s lightest binding ever – built for riders who demand precision, speed, and ultimate board feel.

Construction & technology

• Mounting system: Direct Connect System – no disk, just 2 screws and 2 washers; lighter, stronger, and faster energy transfer.
• Baseplate: Two-layer construction – Forged Carbon DCS Core + XB Halo Duraflex Frame for stiffness and reduced height.
• Bushing: Hi-Flex EVA – long-lasting cushioning and vibration damping without losing shape.
• Highback: S18 Source Forged Carbon – 40% lighter than nylon, extremely responsive, made in Italy.
• Heelcup: Forged Carbon – 45% lighter than aluminum, backed by Union lifetime warranty.
• Ankle strap: Phantom Slim – 25% lighter than Exoframe 4.0 with reduced ratchet size and streamlined fit.
• Toe strap: TS 6.0 – Union’s lightest toe strap with shorter buckle base and titanium screw adjust.
• Ratchets: Magnesium S1 with aluminum base – durable, smooth, and ultra-lightweight.
• Hardware: Grade 8.8 steel + titanium components for maximum reliability.
• Weight: 540 g (½ pair, size M) – Union’s lightest binding ever developed.