Brompton chain ring bolts
Set of 5 chainring bolts for Brompton detachable (spider) chain rings introduced in 2013
These 5 bolts fix the chain ring onto the spider crank
Tighten to 10Nm
Brompton 2020 Q part code: Q100217
Brompton part number: 9010195
Brompton Q part code: QCHRINGBOLTS-SPI
The below video shows the chain ring bolts in action