Vintage Shimano 39T Chainring 130 BCD 5-Arm Silver Road Racing Bike 39 Tooth
Shimano 39T 5-bolt alloy road bike chainring.
Part type and use: lightweight aluminum chainring for double or compact road and racing cranksets using a 130 mm 5-arm spider.
Tooth count: 39T.
Mounting and compatibility: 5-bolt mounting pattern with 130 mm bolt circle diameter for road and racing bikes that use 130 BCD cranksets.
Material and construction: machined aluminum with elongated weight-saving slot cutouts between the bolt holes.
Color and finish: silver anodized finish with machined tooth faces.
Logos and markings: stamped 39T tooth count marking on the outer face near the teeth.
Weight: 50 g.
Listing includes chainring only; no chainring bolts, crank arms, washers, or tools; measurement chart and scale shown in photos are not included.
NOS Shimano 39T aluminum chainring with cosmetic wear from storage