Center Main Stand - 50cc Scooter 101486 Piston Diameter: 46

Piston Diameter: 46

Rear mounting hole measurement: 22mm x 12mm

caliper [version 1]

22 inch openings and (1) 0

5 inch rise from top of silencer (mounting hole)

Center Main Stand - 50cc Scooter 101486 Piston Diameter: 46Center Main Stand for Scooter YY50QT003001 GY6 50cc 139QMB This is the main middle stand for the Jonway YY50QT 6 scooter. It may fit other makes and models too. Please check measurements and pictures before ordering. Kickstand details: Black Axle goes thru holes in 4 plates Distance between mounting brackets: 97mm (3. 83 in) Distance between outside of brackets: 163mm (6. 4 in) 36. 5mm (1. 44 in) balls on bottom of stand Distance between balls: 185mm