Stop seatpost slip and creaking with a precision-machined collar built to the same tolerances as Wheels Manufacturing's bottom brackets.

Highlights

  • Bolt-and-barrel-nut design for even, secure clamping force
  • CNC-machined in the USA from aluminium
  • Seven anodised colours to match your build
  • Four seat tube diameters

Sizes & options

OptionWhat differs
28.6mm, Black28.6mm seat tube diameter, 31g, colour only otherwise
28.6mm, Red28.6mm seat tube diameter, colour only
28.6mm, Orange28.6mm seat tube diameter, colour only
28.6mm, Teal28.6mm seat tube diameter, colour only
28.6mm, Blue28.6mm seat tube diameter, colour only
28.6mm, Purple28.6mm seat tube diameter, colour only
28.6mm, Green28.6mm seat tube diameter, colour only
31.8mm, all 7 colours31.8mm seat tube diameter — note: source copy for these variants repeats the 28.6mm spec figures, so exact weight/tolerance at 31.8mm is unconfirmed
33.1mm, all 7 colours33.1mm seat tube diameter, weight and tolerance as stated
34.9mm, all 7 colours34.9mm seat tube diameter — note: source copy for these variants repeats the 28.6mm spec figures, so exact weight/tolerance at 34.9mm is unconfirmed

Compatibility & fit

Match the collar to your frame's actual seat tube outer diameter (28.6mm, 31.8mm, 33.1mm or 34.9mm). Fit tolerance is quoted at ±0.05mm for the 28.6mm and 33.1mm sizes; measure your frame or ask in workshop if you're unsure which size you need.

Wheels Manufacturing covers this product against manufacturing defects; contact us and we'll sort any issue quickly. This is in addition to your rights under Australian Consumer Law. For warranty support, return the product to Tune Cycles and we'll manage the claim with Wheels Manufacturing's Australian distributor.
  • Bolt-and-barrel-nut clamp design
  • CNC-machined aluminium, made in the USA
  • Seven anodised colours
  • 28.6mm, 31.8mm, 33.1mm and 34.9mm sizes
MaterialAluminium collar, stainless steel bolt and barrel nut
Sizes28.6mm, 31.8mm, 33.1mm, 34.9mm
ColoursBlack, Red, Orange, Teal, Blue, Purple, Green
Weight (28.6mm/33.1mm, as stated)31g
Fit tolerance (as stated)+/- 0.05mm
SKU SCV-P-11620
Brand Wheels MFG

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