Your best off dropping it into a local cycle shop that has a pair of B/B taps, that way they can chase out any dirt caught in the threads.
Or do as de Selby mentioned and make your own makeshift shit-catcher (tech. term) out of an old sealed unit. This worked for me when cleaning the head-bolt threads out in the block of my polo.
Your best off dropping it into a local cycle shop that has a pair of B/B taps, that way they can chase out any dirt caught in the threads.
Or do as de Selby mentioned and make your own makeshift shit-catcher (tech. term) out of an old sealed unit. This worked for me when cleaning the head-bolt threads out in the block of my polo.