Yokomo ZC-F258A Flat Head Screws M2.5X8mm 8pcs. 橫崛  [ZC-F258A]

M2.5 x 8mm countersunk limitation screw perfect for connecting the main element gear shaft of BD7. Possibly it really is turned with a 1.5mm hex wrench.

Supported Chassis
MRTC-BD7RS / MRTC-BD7RS2