Fat Boy

Fat Boy is a specialist cycling components brand producing precision bearings, headsets, and frame components for road, mountain, and BMX bikes. At Swinnerton Cycles, we stock Fat Boy's range of bearings and headset components for cyclists and mechanics who need reliable, precision-engineered replacement parts to keep their bikes running smoothly.

Fat Boy's range includes sealed stainless steel bearings for corrosion resistance in all-weather riding conditions, headset bearings for smooth and precise steering, and semi-internal headset components covering a range of steerer tube sizes. Whether you're servicing a worn headset or replacing a failed bearing, Fat Boy delivers the precision engineering that keeps your bike's steering and drivetrain performing at their best.

Why Choose Fat Boy?

• Precision-engineered bearings and headset components for road, MTB, and BMX bikes
• Sealed stainless steel bearings for excellent corrosion resistance in wet conditions
• Semi-internal headset components available in 1-1/8", 1-1/5", and 1-1/2" sizes
• Headset bearings designed for smooth, precise steering performance
• Reliable replacement parts for long-term bike maintenance and servicing
• Suitable for a wide range of bike types and frame standards

Top Selling Fat Boy Products

• Fat Boy Semi-Internal Headset Component — a semi-internal headset component available in 1-1/2", 1-1/8", and 1-1/5" sizes with 56/44mm cup dimensions
• 6802 2RS ZEN Stainless Steel Bearing — a sealed stainless steel bearing offering excellent corrosion resistance and durability for all-weather cycling use
• Fat Spanner P21 Headset Bearing — a precision headset bearing for smooth, accurate steering control on road and mountain bikes