Check the listing for details. (6 Pack) Pole Pruner Replacement SPRING Z104 For Marvin Head & fits many others. Condition: New. Listed at 18.99 USD. Description: Replacement spring Compatible with Ma-rvin PH4 Pruner Head and Many Other Pole Pruner Models Reliable Performance: Durable steel construction ensures long-lasting resilience for smooth pruning operations Convenient Pack: Includes 6 individual replacement springs for easy maintenance and extended use OUR PLEDGE TO YOU: 30-Day Money Back Satisfaction Guarantee! Fit and Function Guarantee！ Fast & Free Shipping! (Except Alaska & Hawaii) Buy with confidence！ Have questions? Send us a message with your model number and spec number and we would be happy to confirm compatibility! Many replacement parts should be installed only by a professional. If you are not qualified to install this item, you are more than welcome to email us, and we will help with return process.