HySecurity Pump Pack 3.1 GPM Biodegradable M30/M50 NP 20-24' | HYS-MX3688-01 liftmaster vbelt The Model ACT-31B is a

The Model ACT-31B is a single-channel device supplied with a quick-disconnect key ring

Sprocket 41B14-3/16"

Shows where repair is needed - Substitutes for parts of the installation

Flexible system

Easy Installation: Designed for hassle-free installation

HySecurity Pump Pack 3.1 GPM Biodegradable M30/M50 NP 20-24' | HYS-MX3688-01 liftmaster vbelt The Model ACT-31B is aHySecurity Pump Pack 3. 1 GPM Biodegradable M30 M50 NP 20 24 ft HYS MX3688 01 Pump pack, 3. 1 GPM, with biodegradable hydraulic fluid for StrongArm M30 50 NP (no power), 20 24 ft clear opening. Includes motor coupler. Note: This part is compatible with the HySecurity StrongArm M30 HySecurity StrongArmM50 operators.