Black & Decker Steel Half-Open Caulking Pump BDHT81570About this Item:Material: Steel,Smooth pressure rod requires less force and is quieter than a ratchet-style pressure rodItem Dimension: 327.0mm x 56.0mm x 175.0mmA professional chemical dispenser caulking Pump which has a steel half-barrel frame that fits chemical 350 ml cartridgeProvides an excellent option for fastening purposes, bi-material handle provides good gripping while in use and makes it easy to use