General description AIPERQ 3 Pack 12' (30cm) Chainsaw Chain features 45 drive links and is designed for compatibility with various chainsaw models, including Dolmar, Echo, Bosch, and Einhell. It is ideal for landscapers and homeowners due to its low kickback and low vibration characteristics. Technical specifications Length: 12' (30cm) Drive links: 45 Pitch: 3/8" Low Profile Gauge: .050" (1.3 mm) Compatible with chainsaws up to 42cc Compatibility and accessories Fits the following chainsaw models: Dolmar PS-32 Dolmar PS-33 Dolmar PS 340 Dolmar PS-344 Dolmar PS-350 Dolmar PS-400 Echo CS-310 Echo CS-400 Echo ECS-200 Echo ECS-3050 Einhell EK1540 Einhell KSE1640 Einhell PES 1840 Einhell PE S300 Einhell PKS 1840 and others Usage The narrow kerf cutting system is more efficient and requires less power than other cutting systems. It is recommended to use guide bars designed for kerf chains. The Lubri-Tec automatic lubrication system enhances the life of the chain while minimizing downtime