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stepless speed change forward and backward
battery use 7
How to Use: The clutch assembly can directly replace the original flywheel of the engine
all-wheel bearing
Otherwise it may cause damage to some parts of the engine
Steam Locomotive Bells and Whistles for M30/M30B/M31/M3B/S10/S10B RC Car_ZD Racing stepless speed change forward andSteam Locomotive Bells and Whistles for M30 M30B M31 M3B S10 S10BFeatures:. The bell whistles for steam engine can make a very crisp sound through connecting to the engine, suitable for M30, M30B, M31, M31B, S10, S10B and other engine types. The closer the bell is to the bottom, the higher the sound, and the larger the gap, the lower the sound. Screw specification: M8X0. 75. Specifications:. Material: Metal. Product Dimensions: 8. 1 x 0. 8 x 0. 8cm.
