MECHANICAL THUMB MT2458(24"WIDE X 58" LONG) FITS MOST MACHINES FROM 40,000 TO 50,000 LBS *1" AR400 FINGERS *ADJUSTS TO THREE POSITIONS *3" MAIN PIN *2 1/2 ALL OTHE RPINS *EASY TO STORE, PULL JUST ONE PIN *RUGGED "A" FRAME STIFF LEG 800-870-3610 EXCEPTIONAL QULAITY, AFFORDABLE PRICES