Quintuple 50mm switchable ratchet block with becket and adjustable cleat Size_17mm High collar

High collar

Made to survive the toughest conditions and wipeouts

Weight - 4

The SpeedPuck is a simple GPS speedometer created for sailing but can be used in any sport or situation where you want to see your speed easily

820 kgs breaking strength

Quintuple 50mm switchable ratchet block with becket and adjustable cleat Size_17mm High collarThe 50mm boat block from Allen features a pro ratchet with becket and cleat jammer, and is made for use on any mainsheet, jib, spinnaker and vang system. The design includes a patented inner bearing system and central hole for tie on becket, all of which allow this item of deckgear an unsurpassed level of dynamic load capacity. A set of sheaves and cheeks with soft contours, as well as 316 grade stainless steel ultra snap technology means you can lash