The AS-3 steel housing stoppers from NITTO.

The Nitto AS-3 is a simple rear cable hanger that is held on by the seat bolt. Made from quality stainless steel wire in Japan, by Nitto. Longer than the AS-1 but 10mm shorter than the AS-2.

Centre of bolt hole to the end of the cable stop is 45mm.

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AS-1 : The most compact model with an overall length of about 45mm. It can be safely attached to even small size frames. With adjuster, fine adjustment of brake wire is possible. l dimension=23mm / b dimension 9mm
AS-2 : Basic outer stopper. L dimension 45mm / B dimension 13mm
AS-3 : Slightly shorter version of AS-2. L dimension 35mm / B dimension 11mm
AS-5 : L dimension 38mm / B dimension 11mm 

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