Quick view Northwest Short Line Northwest Short Line 20166 Sn3 Scale Optional Wheelset for FLEA II Auxillary Gearbox #53-2076 (Sold Separately) -- 24"/88 Tread Northwest Short Line 20166 Sn3 Scale Optional Wheelset for FLEA II Auxillary Gearbox #53-2076 (Sold MSRP: Was: Now: $6.36 Add to Cart