ZS56-ZS56 Reach Adjust Headset BMX and Dirt Jump Tires Run time : R -100h

Run time : R -100h to 200h

5mm Crank Spindle Diameter 30mm Cup Diameter 46mm Interface PF30 Primary Color Black

The 106-AC easily adapts the #106 Work Tray or PTH-1 Paper Towel Holder to fit 35mm–37mm upright tubes on PCS-9 Repair Stands

9mm seat tube diameters

Color Black Gender Unisex Primary Color Black Saddle Dimensions 145 x 245mm

ZS56-ZS56 Reach Adjust Headset BMX and Dirt Jump Tires Run time : R -100hHeadset will allow you to alter your top tube length by + 6mm. Upper cup insertion depth: 11. 5mm Lower cup insertion depth: 11. 5mm Upper cup Stack height: 3. 5mm Total upper stack height including bearing cover: 9. 5mm Lower cup Stack height: 3. 5mm Upper Bearing: 41mm OD, 45 x 45 Degree AC sealed bearing Lower Bearing: 52mm OD, 45 x 45 Degree AC sealed bearing To suit standard 1 1 8'' forks. Proudly machined in the UK, anodised locally in black