Stens # 085-0897 Silver Streak Pro Spur Sprocket for CARLTON N6-PO-925-SS, GB PO529-R6N, HERR B224M6, POULAN 952-048078, POULAN 530-069166, POULAN 530-048078, REF NO SPO529-16NCARLTON N6-PO-925-SS, GB PO529-R6N, HERR B224M6, POULAN 952-048078, POULAN 530-069166, POULAN 530-048078, REF NO SPO529-16N Sold on Amazon