Grease Feeder, Included Grease Type Not Applicable, Lubrication Point Type Single, Feeder Capacity 4 fl oz, Operating Temperature - Minimum -10 Degrees F, Operating Temperature - Maximum 450 Degrees F, Spring Force 9.1 psi, Connection Size 1/8 in, Pre-Filled Status Not Applicable, Connection Type NPT, Feeder Material Aluminum, Flow Rate Adjustability Non-Adjustable, Delivery Method Continuous, Includes Springs, Refillable Yes, Grease Color Yellow, Overall Diameter 3 1/4 in