Specs: Package of 2. Priced per pack, sold per pack. Thread: 5/16" -18.. Replaces OEM Number: Poulan 530015251, 530015445. Fits: Poulan: 236, 1220, 1420, 1425, 1625, 2100, 2400, EL-14 and EL-16. Stens one-year warranty ensures reliability and performance for every part. Stens branded parts are trusted by professional dealers to perform OEM quality repairs.