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USD84.99

 

The Big Block top case is 1mm taller than regular S8911 top case. The final gear is also taller than S8911 servo.

Top case has reinforced holes to secure pins from excess force from back blows from surfaces and etc, and it will also prevent opening gaps between gears so that gear wears will be minimized.

Big Block Conversion Kit for S8911 and 8912 series servos

RM406.30Price
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