Big Nine 40 Mountain Bike (2026) Size:Small heat-treated aluminium

heat-treated aluminium

Inner Rim Width: F:19MM | R:21MM Outer Rim Width: F:28MM | R:30MM Rim Depth: F:58MM | R:62MM Spokes: F24 | R24 Spoke Pattern: Front 2x | Rear 2x Weight: 1730g Technology: PR3 Hub: Front GW TR3 | Rear GW TR3 Spoke Type: Sprint Nipple: External Brass Engagement: 10° Pawl: 3 Decal: Black vinyl Rim: Strike Carbon Tubeless Disc Brake 58mm

An extremely versatile lubricant and a perfect choice for many road and off-road cyclist

Mongoose® chromoly main triangle frame

It also has good ventilation and insect mesh across to keep the bugs out

Big Nine 40 Mountain Bike (2026) Size:Small heat-treated aluminiumA great place to start your mountain bike journey. Smooth rolling 29" wheels and a light but tough aluminium frame make it a whole load of fun on the trail, with the 120 mm fork and hydraulic disc brakes giving superb control. Get started on your mountain bike journey. The BIG. NINE 40 uses our latest aluminium frame to give a tough but lightweight base for high value, high performance kit. With updated geometry and a 120 mm air sprung fork, it's a