Compare. Forrester Farm Equipment, LTD. Chambersburg, Pennsylvania 17202. BUGNOT BP138—STONE CRUSHERS BP RANGE STONE CRUSHERS The stone crushers in the range, including the BPE 115, BP 138, BP 140, share the same design and are intended for tractors of 60 to 100 hp. ... See More Details. Get Shipping Quotes. Apply for Financing. …