Shimano Dura-Ace / 600 (137 0500) NOS Vintage English Thread Bottom Bracket Lockring

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Description

Shimano Dura-Ace / 600 (137 0500) NOS Vintage English Thread Bottom Bracket LockringOriginal BB lockring produced in the 1970s New old stock! Still unused after all these years Suitable for historic cycling events such as L'Eroica Worldwide shipping Shimano Dura Ace 600 bottom bracket lockring (or locking ring if you prefer), hailing from Japan and in production during the 1970s (yet still new & unused after all this time). Made from steel and weighing in at 14 grams. A fine choice for keeping your vintage bike authentic, but also

using a wheel of the relevant size

Stock Code - U-PM-F18V

Rim Width (OD) - 22 mm

Weight - 334 g

Made from leather/steel material and weighing in at 377 grams

) - 130 mm

Zefal 41 toe clips

Thickness - 3 mm

BCD - stands for Bolt Circle Diameter (sometimes referred to as PCD - Pitch Circle Diameter) and is the technical way to determine whether the chainring fits your crankset

Please ensure to take a close look as these are vintage parts

Stock Code - D-TY-R55V

Stock Code - U-SBB25V

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