1 pc Drive Roll K Groove .030 .035 fits Lincoln MIG Pak 140 MP MIGPak 140MP 12664 Welder Attention: Due to the existence of multiple versions of Lincoln's MIG Pak 140 MP welder, please check and verify that your welder's code number is 12664 before making a purchase. The code number for Lincoln welders can be found on the number plate of the welder and is a 5-digit code.