Thread: Spur Gear
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Old April 13th, 2010, 18:30   #12
turok_t's Avatar
Join Date: Feb 2009
Location: Toronto, Ontario, Canada
Hey guys, I was looking over some of the gear sets that King Arms offer. What is the difference between:

1. Flat versus helical gear sets?
2. Normal torque vs high torque?

Which one would be more suitable/durable for my M4?
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