are they both around +60 or +65? thats not really high bb for a 20" bike. They should both be fine to learn on. Both very close in strength too, tho the quality, finish, and alignment on the echo will be slightly better.
i was building a transition bottle rocket, but decided to go for a more aggressive hard tail instead. im still waiting for my truvativ hammerschmidt (internal gearbox on a crank!!) setup, so i threw some oem cranks that are probably going to kill me. Im really glad...
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