EL21 Equivalent to R1096EN, 41UN, ELG4R.Fits Elgin, Craftsman, Sears, Hardcraft, Hirsch, Napa, Office Depot, Pop & Lock, Proto and Wind. Compare
1096EN Equivalent to EL16, EL-14, C41RB.Fits Elgin, Chicago, Craftsman, FIC, Indiana, Scorpion and Sears. Compare