28g Spring Greaser - SL202 Refillable automatic bearing lubricators are high quality, mechanical, chemical & thermal resistant. Designed to provide constant lubrication to bearings, bushings, joints, articulated joints or wherever constant greasing is required. Features: • Supplied with medium tension springs • Suitalbe for all types of grease NLGI 0-1-2-3-4 • Setting Dial (1, 3, 6 & 12 months) supply duration Material Body: Transparent Lexan