Improved reinforced joints High volume, double action pump extracts 400mL per pump Marine grade 316 stainless steel screws to reduce corrosion Full length high visibility foam with reflective logo aids recovery Anodised alloy shaft reduces wear and maintains smooth action of the pump The 46cm length is high enough to use for single and double touring kayaks For use with canoe: a hose can be attached to the outlet to reach over the gunwale