julio 28, 2026
Bronze in color and out of box. LD = revised shape for a higher cadence. Made in 1984.
julio 28, 2026
Out of box. 79 grams/2.7oz.
julio 28, 2026
Shimano XTR M952 P-46T x 112BCD Alloy MTB Chainring to fit 4-hole XTR Cranks. 112bcd, 3x8/9-speed and the big ring. Should also fit XTR M950 and XTR M951 cranks.
julio 28, 2026
Shimano Biopace 42t bronze ano chainring, 130 BCD. Has some wear but plenty of life left. What you see is what you get. Free shipping to US only.
julio 28, 2026
Compatible cranksets:110 BCD (4-bolt AERO) (SHIMANO R7000 R8000 R9100). Chainring shape:Round. (The crank is only the demo picture of the product installation. The product does not include the crank).
julio 28, 2026
CNC 54T Chainring with shift ramps. Made in the USA. This is unused but has marks and shopwear. Should clean up very well.
julio 28, 2026
Vintage Shimano Biopace 52t Chainring 600 52 Tooth 130 BCD Silver Oval 80s Could use cleaning
julio 28, 2026
Biopace oval profile with computer designed drive system graphic and anti-drop positioning pin, marked "Shimano Biopace 52" with MB code. Teeth show no chain wear, with only light surface marks from handling.
julio 28, 2026
Vintage Shimano inner road race chainring. 42 tooth silver biopace. In good low miles fully functional condition. For 130 BCD road double crank sets. Please see attached photos for details and condition. Please see my other listings for lots more cool vintage bike parts.
julio 28, 2026
julio 28, 2026
brand new, never opened never used.
julio 28, 2026
brand new, never opened never used.
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