Spinlock RF/MA Main Sail Feeders give a smooth and fast sail hoist with no hand feeding. The RF/MA is located in the mast track below the luff entry and protects the luff during the hoist. No drilling is needed to fix the Feeder in its locationFeaturesGraphite-loaded, anodised alloy rollersReduced weight for the same strengthElectro-polished 17-4PH high grade stainless steelOne-piece precision casting for ultimate strengthMainsail feeder RF/MA locates in the mast track below the luff entry and protects the luff tape during the hoist – no drilling neededHeadsail feeder RF/H guides any flaked genoa from the deck cleanly up into the foilHeadsail feeders are supplied with a length of line for attachment in their correct free pivoting position between luff entry and deckHeadsail feeder RF/H2 for 60-foot-plus racing yachtsSpecificationTape Measurement: RF/MA – Mainsail 11mmDownloadsRF/H RF/H and RF/MA Sail Feeder Instruction RF/MA .input-wrapper a { text-decoration: none; / Removes underline / background-color: transparent; / Ensures no background color / } .input-wrapper a:hover { text-decoration: underline; / Adds underline on hover / background-color: transparent !important; / Removes grey highlight / }