Aluminum

Vintage Shimano 42T Chainring 130 BCD 5-Arm Silver Alloy 80s Road Bike Aluminumu Vintage Shimano silver aluminum chainring for classic road bike cranksets. Tooth Count: 42T. BCD: 130 mm. Stamped "SHIMANO 42" with small "L1" code near one bolt hole on the outer face. Weight: 45 g. Only the single chainring shown in the photos is included. Vintage Shimano 42t alloy chainring. Used ring shows surface scratches, chain marks, and finish wear around the faces and tooth edges. Tooth tips show rounding and wear but no cracked, chipped, or missing teeth. Bolt holes are clean with light wear from hardware. Only the single chainring pictured is included.

Vintage Shimano 42T Chainring 130 BCD 5-Arm Silver Alloy 80s Road Bike Aluminumu Vintage Shimano silver aluminum chainring for classic road bike cranksets. Tooth Count: 42T. BCD: 130 mm. Stamped "SHIMANO 42" with small "L1" code near one bolt hole on the outer face. Weight: 45 g. Only the single chainring shown in the photos is included. Vintage Shimano 42t alloy chainring. Used ring shows surface scratches, chain marks, and finish wear around the faces and tooth edges. Tooth tips show rounding and wear but no cracked, chipped, or missing teeth. Bolt holes are clean with light wear from hardware. Only the single chainring pictured is included.

Vintage Shimano 42T Chainring 130 BCD 5-Arm Silver Alloy 80s Road Bike Aluminumu Vintage Shimano silver aluminum chainring for classic road bike cranksets. Tooth Count: 42T. BCD: 130 mm. Stamped "SHIMANO 42" with small "L1" code near one bolt hole on the outer face. Weight: 45 g. Only the single chainring shown in the photos is included. Vintage Shimano 42t alloy chainring. Used ring shows surface scratches, chain marks, and finish wear around the faces and tooth edges. Tooth tips show rounding and wear but no cracked, chipped, or missing teeth. Bolt holes are clean with light wear from hardware. Only the single chainring pictured is included.