| Standard fittings list | Part # | Options or restrictions (Where no comment as per class rules) |
| Mast | ||
| Top Spreader | 49er /LowSpr | IRS Licensed supplier only |
| Bottom Spreader | 49er /TopSpr | IRS Licensed supplier only |
| Spin Halyard block (top) | RM 830 | 2mm +/- dia sheeve |
| Main halyard exit box | RF 1985 | 2mm +/- dia sheeve |
| Jib Halyard exit box | RF 1985 | 2mm +/- dia sheeve |
| Spin Halyard block (base) | RF 1017 | 2mm +/- dia sheeve |
| Vang Pivot/Gooseneck | RM680(m) | IRS Licensed supplier only |
| Vang lever | 49er /Vang | IRS Licensed supplier only |
| HA halyard hook | HA345 | |
| Mast Plug | 49er /Plug | IRS Licensed supplier only |
| Wires | ||
| 1/8 Swage Toggle | RF1506-04 | |
| Shrouds Chainplate | RF 2331 | Minimum of 4mm adjustment and commercially available |
| Boom | ||
| Boom section | 49er /Boom | IRS Licensed supplier only |
| Boom Gooseneck | RM678(m) | IRS Licensed supplier only |
| Vang Plates | RMT 30 | IRS Licensed supplier only |
| Vang arms | 49er /Vang,Arms | IRS Licensed supplier only |
| Exit box (outhaul) | RF1985 | 2mm +/- sheeve dia |
| Outhaul hook block | RM 421 | |
| Single block (outhaul) | RF666 | 2mm +/- sheeve dia |
| Cleat (outhaul) | RF5106 | |
| Bullet blocks | RF892 | 5mm +/- sheeve dia |
| Ratchet Block | RF1720 | 5mm +/- sheeve dia |
| Bowsprit | ||
| Bowsprit | 49er /Bowsprit | IRS Licensed supplier only |
| Small Exit Box | RF 1985 | 2mm +/- sheeve dia |
| Extension Block | RF 9611043 | 2mm +/- sheeve dia |
| Forestay | ||
| Forestay fitting | 49er /FS,Chain | IRS Licensed supplier only |
| Aft bearing | 49er /Aft,Bearing | IRS Licensed supplier only |
| Jib Sheet | ||
| Micro cheek block | RF1978 | 2mm +/- sheeve dia |
| Micro block with Becket | RF 1951 | 2mm +/- sheeve dia |
| Jib System | ||
| Cleat and Swivel | RF 9508033 | |
| Chainplates | ||
| Chainplates hull | RF 314M | IRS Licensed supplier only |
| Alloy Bar | 49er /Chainplate | IRS Licensed supplier only |
| Mast Step | ||
| Mast Step Channel | 49er /MastStep | IRS Licensed supplier only |
| Other | ||
| Small Fairlead saddle | RF 5003 | |
| Small cleat and guide | RF 5001p/y | |
| Stand up blocks | RF1014 | 2mm +/- sheeve dia |
| Micro Cheek Blocks | RF1978 | 2mm +/- sheeve dia |
| Rudder | ||
| Rudder Gudgeon/Pin | 49er /RudderPin | IRS Licensed supplier only |
| Rudder Frame | 49er /RudFrame | IRS Licensed supplier only |
| Anchor Gudgeons | RF254 | |
| Wings | ||
| Wing Slides | RF 9506046 | IRS Licensed supplier only |
| Wing Slides with Stopper | RF 9506045 | IRS Licensed supplier only |
| Guides (set for 1 slide) | RF 987 | IRS Licensed supplier only |
| T Tracks | RF 9506003 | IRS Licensed supplier only |
| Track End | RF 982 | IRS Licensed supplier only |
| Ratchet Block | RF 1720 | 5mm +/- sheeve dia |
| End of Parts List | ||
September 22, 2026
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