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2
votes
2answers
199 views

Need some experienced eyes on removing cog/rear wheel mechanism

I've looked all over the net and can't find the proper tool or D.I.Y tool to take this apart. It's a single speed (with a ratcheting mechanism), and I'm trying to take it apart to make it a fixie. In ...
11
votes
1answer
774 views

What's this? Photo of bicycle with pedals by the rear wheel

I just stumbled upon this photo of what appears to be a reasonably normal citybike, except it looks like it has a second set of pedals at the rear wheel. source Anybody knows what it is?
5
votes
1answer
3k views

Rear dropout adjustment screws on fixed-gear conversion

I have a Surly Cross-check that I absolutely love and adore to pieces. I've also converted it from a geared bike to a fixie and am wondering if I still need the adjustment screws (see picture, in case ...
4
votes
3answers
3k views

Rear wheel sliding/slipping on turns?

When I take turns, my rear wheel is sliding to the outside of the turn. I'm riding a 2012 Norco Heart, brand new stock tires, single-speed. I'm not carrying much weight, or taking turns too tightly. ...
4
votes
2answers
5k views

How to take apart this rear BMX hub?

As shown in the photo, what tool do I need to take this rear hub apart? I assume I need a tool which will fit in the 4 notches. The problem I am trying to fix is that if you pedal, the rear cog spins ...
4
votes
1answer
229 views

Dismounting/mounting the back wheel on a “Eurobike”

My son has a "Eurobike" (hybrid/"comfort" bike with Nuvinci variable speed rear hub and fully-enclosed chainline). He broke a spoke (which is another discussion) and since the spoke broke at the ...