Your search for "round ring" revealed the following:
Ronstan Bow Shackle - RF638 5/16" pin
$29.70
FeaturesHigh strength to weight ratioMaterialsGrade 316 stainless steel bodies and pinsSpecificationsB (mm): 27C (mm): 22D (mm): 16P.L. B.L. (kg): 2700U.D.L. B.L. (kg): 3600Weight (g): 45
Ronstan Boom bail 65mm Wide - RF1045
$30.40
ApplicationsTypically used on dinghies, catamarans and small keelboatsMaterialsGrade 316 stainless steelSpecificationsWeight (g): 45
Ronstan PNP199 Spinnaker Shackle Guard 70mm
$15.00Spinnaker Shackle Guard 70mm OD x 18mm IDTough, moulded Nylon spinnaker brace “donuts” prevent snap shackles from jamming in spinnaker pole ends Â
Ronstan 16mm tiller extension retaining clip - RF1135-16
$8.20
Tiller Extension Retainer Clip 16mm (5/8”) Black
Allen Sheave Box, Aluminium – 38mm
$49.00
A6. Aluminium Body with Acetal sheave.  Cutout: 52mm x 13mmHole spacing: 64mm With an easy to remove axle pin, sheaves can be maintained or swapped very simply. The axle pin is held in place by the surface the box is mounted to.Ideal for installation into sailboat masts, but also suitable...
Robline Dyneema Double Braid 0.9mm x 25m Mini-reel
$45.00
ROBLINE Opti-Dinghy Lashing line is a specific high-performance sailing product used for lashing sails to spars, most commonly found in the Optimist dinghy class. It features a 0.9mm diameter for minimum windage and weight. A grippy cover ensures that knots remain tight, and the Dyneema® core guarantees that the sail profile remains...
Ronstan Upright Lead Block - RF453
$32.70
Ronstan lead blocks are a low profile solution for leading halyards or other rig sail controls back to cleats or jammers. When mounted in an inverted position, are frequently used as upright leads. The external tabs can be formed to fit the spar profile before fastening 22mm dia. Nylatron sheave...
Ronstan D Shackle - RF618 5/16" Pin
$25.70
Features High strength to weight ratioPremium quality, rated Applications Many shapes and sizes to suit any application Materials Grade 316 stainless steel bodies and pins Specifications Weight (g): 40A 7.9 mmB 29.0 mmC 16.0 mmP.L. B.L. 2700 kgU.D.L. B.L. 3600 kg
Connex Switch Panel 6-Way BackLit Waterproof
$146.50
Connex has a unique range of switch panels proudly designed and manufactured in New Zealand. Our fused and backlit panels are functionally designed to be reliable, easy to use and take up less space than competitor products. The LED fuse failure indicator tells you if there is an issue and...
Sailmakers needle #15, 1.8mm x 70mm
$8.00
Sail Makers needle, made by hand in England. William Smith & Son’s best forged cast steel reduced edge sailmakers needles All needles are hand-made from high carbon heat treated steel and hand polished for ease of use Diameter: 1.8 MM Length: 70 MM Material: High Carbon Heat-Treated Steel Size: 15