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Jtek Top Cap and Star Nut with Guide for Brake/Dynamo/Hose

£4.99 Please note this product has selling restrictions to your country. was
Manufacturer : 
SJS Cycles part number : 
Manufacturer part number : 
Handy little item that allows you to route your front brake cable hose through your top cap/headset and exit at the base of the steerer tube.
Fits any hose up to 5mm diameter.
Allows the bars to rotate freely without the cable being caught.
26.1mm SLOTTED star nut is designed to fit a steel 1 1/8" steerer tube only (without modification).
Black Anodized
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Questions & Answers (2)
is the star nut itself ( not the top cap) made from steel ? Thanks.
30 Nov 2020
The star nut itself is made from Steel.

JK 01.12.20
Size of hole
30 Apr 2020

Is the hole in the cap/space between the star-nuts 'wings' big enough to fit a hose with its BH-90 olive and insert attached?


Hi, no. The olive is 7 mm diameter, the hole will take a 5 mm cable. Thanks