and coated shaft and tube surfaces

52 millimeters (integrated bearings) or 56 millimeters (internal bearing cups)

Comes with 1 x Co-polymer insert and 2 x M3 screws to fix it

When struck

Blackburn Outpost Bottle Cage - Silver - Black Virtual Parent and coated shaft and tubeBlackburn makes well thought out accessories for Mountain Bikers and this unique take on a bottle cage shows just that. It is part bottle cage, part cargo rack. You have the ability to mount standard water bottles and even up to 2 litre bottle using the included straps. Because you can mount larger items to this cage have the option to carry other items as well, you are not just restricted to bottles. The silicone backed webbing straps are included