Spring to the main stand for scooters - stronger wire diameter 3.0mm spring length 91 mm spring diameter 21.3mm
Spring to the main stand for scooters - weaker wire diameter 1.2mm spring length 82.2 mm spring diameter 9.0mm
Strong main stand spring - Shineray 50Q-2E moped wire diameter 3mm spring length 48 mm total spring length 93mm outer diameter of spring 19mm inner diameter of spring 13mm