p>Our High Volume Boundary 1.5HV pump is designed for mountain bikers who need larger delivery of air for big tyres. An extendable head means it’s easier to pump and the sealing lever doubles as a protective cover to keep it functioning no matter the conditions under tire. The frame bracket has been optimized for recessed frame down tube./p>\ntable style=”border-collapse: collapse; width: 100%;” border=”1″>colgroup>col style=”width: 50%;”>col style=”width: 50%;”>/colgroup>\ntbody>\ntr>\ntd>\nh4 class=”specs-list__title”>strong>Material/strong>/h4>\n/td>\ntd>Alloy barrel and handle/td>\n/tr>\ntr>\ntd>\nh4 class=”specs-list__title”>strong>Valve type/strong>/h4>\n/td>\ntd>Extractable, reversible Presta/Schrader, with sealing lever/td>\n/tr>\ntr>\ntd>\nh4 class=”specs-list__title”>strong>Maximum Pressure/strong>/h4>\n/td>\ntd>70PSI / 4.8 bar/td>\n/tr>\ntr>\ntd>\nh4 class=”specs-list__title”>strong>Weight/strong>/h4>\n/td>\ntd>Small 98g approx.br>Medium 115g approx./td>\n/tr>\ntr>\ntd>\nh4 class=”specs-list__title”>strong>Size/strong>/h4>\n/td>\ntd>S,M/td>\n/tr>\ntr>\ntd>\nh4 class=”specs-list__title”>strong>Features/strong>/h4>\n/td>\ntd>High Volume construction optimized for mountain bikesbr>Innovative sealing lever doubles as protective head cover protecting against water and dirtbr>Extractable head reduces the risk of damaging valve stem during inflationbr>Frame bracket optimized for Recessed frame down tube/td>\n/tr>\ntr>\ntd>\nh4 class=”specs-list__title”>strong>Dimensions/strong>/h4>\n/td>\ntd>Small 170mmbr>Medium 200mm/td>\n/tr>\ntr>\ntd>\nh4 class=”specs-list__title”>strong>Air volume per stroke/strong>/h4>\n/td>\ntd>Small 48ccbr>Medium 67cc/td>\n/tr>\n/tbody>\n/table>