Cane Creek Invert CS 30th Anniversary Gravel Suspension Fork - 700c 40 mm 12 x 100 mm 45 mm Offset Climb Switch BlueCane Creek Invert CS 30th Anniversary Gravel Suspension Fork 700c 40 mm 12 x 100 mm 45 mm Offset Climb Switch Blue. Invert smoothes your ride and gives unbelievable control of your bike on rough roads loose turns and steep descents. Its surprisingly lightweight easy to use and strikingly attractive. Riding beyond the pavement can be rough physically taxing and unpredictable. Invert goes straight to the source of this problem to offer a smoother ride