1) Local bike shop 2) Not entirely sure, but lots of droppers you can unscrew the dust seal, extend the post and slap a bit of grease on the bushing. Usually that's enough to get it running better. 3) B-screw? 4) Yes.
@TooTallTim started
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1) Local bike shop
2) Not entirely sure, but lots of droppers you can unscrew the dust seal, extend the post and slap a bit of grease on the bushing. Usually that's enough to get it running better.
3) B-screw?
4) Yes.