Part number: ALM CH066
ALM Manufacturing 66 drive link chainsaw chain
Suitable for the following Ryobi models with a 40cm (16") bar
PCN 3840,
PCN 4040,
RCS 4040CB,
RCS 4240B,
RCS 4640C,
RCS 4845B,
RCS 5133CB,
RCS 5140B,
RCS 5145B,
Compares to: K1L-BL-66E, 901197002, 20BPX-66, 900920003, RAC228