DOP120LAXA041RM 12" .050 Gauge Laser Lite Chain saw Bar fits Redmax Chainsaws. Solid nose with wear-resistant alloy laser welded around the tip. Fits Redmax G250, G2500, G2500TS, G300AVS, G300TS, G300TS, G3100, G310TS, G3200EZ, G3800, G3800AVS, G3Z3500T, GZ400, GZ4000 Chainsaws.