Part number: ALM CH056
ALM Manufacturing 56 drive link chainsaw chain
Suitable for the following Ryobi models with a 40cm (16") bar
CSN 410,
RCS 2040,
RCS 2040G,
RCS 2340,
RCS 3840B,
RCS 3840T,
RCS 4040CA,
RCS 4040CB,
RCS 4240B
Compares to: RAC222, CSA046, NC1-BL-56E B, 901213002, 91P-56P, 901213012, CL15056PB, 91P056PTT, 682006002, 901213012
NOTE
Check the suffix of your model number carefully as some models with a different letter at the end were manufactured with a 57 link chain