Carburetor Primer Bulb for Zama 0057003 0057004 Echo 12538108660 12538146730 Homelite A01195/UP04803 Stihl 4226 121 2700 Fits: zama 0057003/0057004, for C1U and C1Q series carburetors ECHO 12538108660/12538146730, Homelite A01195 / UP04803, STIHL 4226 121 2700 I.D. 5/8" x O.D. 7/8" x HT 12/16" Qty: 10pcs Please compare the sizes with yours, make sure they fit