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Series 50 Utility Stand Up Block

$ 57.15 inc GST

Ronstan Series 50 Utility Stand Up Block

SKU: RF51140 Category:


Ronstan Series 50 Utility Stand Up Block. All purpose (AP) blocks are a great all around solution. Self-lubricating Acetal polymer sheaves running on polished stainless steel races perform equally well with dynamic loads and high static loads. For durability and a long service life, these blocks are the right choice for sheets, halyards and control line applications for cruising and racing. Captive Lock™ universal head can be fixed in either of two planes, or free to swivel as required. Quick adjusting cleat arms require no tools to adjust and fix securely in position. Becket pin is removable so line can be spliced prior to fitting. Exceptionally high working loads. Low maintenance, long service life. Self-lubricating Acetal polymer sheave ensures low friction and extreme durability. Captive Lock™ universal head. Slotted pin shackle eliminates fouled lines. Mount with 2 x 5mm (3/6″) fasteners (not supplied). Use for Mainsheet and halyard applications, vang and spinnaker control lines on boats to 10m. Typically used in direct 4:1 purchase systems such as mainsheets and boom vangs. On larger boats they are used for fine-tune mainsheet tackles, outhauls, Cunningham’s, check stays, genoa lead pullers and traveller controls. Made from Grade 316 stainless steel load strap and impact and UV resistant, fibre reinforced Nylon cheeks. Dimensions: Sheave Ø 50 mm Max. Rope Ø 12 mm M.W.L. 750 kg B. L. 1500 kg Weight 118 g