Your search for "round ring" revealed the following:
Aluminium Sheave - small - 30-50mm
$18.00
Anodized aluminium sheaves with centre bush. NZ made. Aluminium sheaves provide great wear resistance for rope or wire.Inserted with a bush reduces friction and does not require lubrication. Available in multiple sizes from drop-down Menu. All these sizes have a 3/8" Bore (9.5mm) Larger sizes (63 and 75mm) available here.
Ronstan Green - RF1317 20mm Ball
$2.80
Convenient way to terminate control lines while also providing a textured grip for pulling. Recess in one side to contain the stop knot.Impact resistant, U.V. stablised NylonSpecificationsOutside Ø (mm): 20Max. Rope Ø (mm): 5Weight (g): 3
$277.00
TECHNICAL FEATURES. Glass fibre reinforced sheave with Polymer bushing.Optimised 6/8 shackle with Ø6 body for good compatibility and Ø8 pin for high bending resistance.Stainless steel strap for best strength and longer service life.Stiff glass fibre reinforced composite cheeks to prevent lines from wedging.Sliding swivel locking mechanism. Part number 407-001-11 SPECIFICATIONSWeight: 418.00...
Selden PBB 60mm Fiddle Block with Cleat
$293.20
Stainless steel straps for increased safetyPractical switch from swiveling to fixed shackle.Torsional rigid cheeks in glass fibre filled composite prevents jamming. Weight: 388.00 gSafe working Load: 480 kgBreaking Load: 960 kgMax line size: 12 mmPin diam: 6 mmShackle diam: 6 mmComment: Becket can be opened, Cam cleat 38, Adjustable arm....
Ronstan ACS2-SS M04 Structural Stainless Steel Cable Assembly
$195.00
Engineered for structural and architectural applications, the Ronstan ACS2-SS M04 stainless steel cable assembly offers exceptional strength, adjustability, and durability. Designed for tensioning in commercial, residential, or bespoke projects, this cable system is custom-made to precise lengths and specifications. Specifications: Cable Diameter: 4mm Construction: 1x19 stainless steel Finished Length: 5280mm (pin-to-pin)...
Selden PBB 50mm Triple Block with Cleat
$374.90
Selden plain bearing blocks have great performance in all sorts of applications. Plain bearing blocks are typically used for heavy and static loads in: Halyard tuning, Mainsheet systems, Boom vang purchases. Stainless steel straps for increased safety.Practical switch from swiveling to fixed shackle.Torsional rigid cheeks in glass fibre filled composite...
Selden PBB 60mm Triple Block with Cleat
$476.90
TECHNICAL FEATURES. Stainless steel straps for increased safetyPractical switch from swiveling to fixed shackle.Torsional rigid cheeks in glass fibre filled composite prevents jamming.Weight: 646.00 gSafe working Load: 720 kgBreaking Load: 1440 kgMax line size: 12 mmPin diam: 6 mmShackle diam: 6 mmComment: Becket can be opened, Cam cleat 38, Adjustable...
$15.50
Twist Type Stainless Expanding Bung for Drain Tube Plug. Tightens in place with a clockwise rotation of the "T" handle.Made of Stainless steel and rubber.Suits a 25mm hole.
Ronstan S29 Single Block with Becket - RF681
$28.20
Stainless steel cheeks and Acetal sheaves ensure a long service life with virtually no maintenance. Hollow rivets in the block head can be fitted with shackles. Sheave Ø 29 mmMax. Rope Ø 8 mmMax. Cable Ø - mmPin Ø - mmM.W.L. 300 kgB. L. 600 kgWeight 25 g
Stainless steel wire 7x19 strand
$2.50
AISI 316 grade wire. Most commonly used wire rope for halyards, lifeline gates. Wire rope with a high breaking load. Is generally used for shrouds, stays or lifelines. Also used for other architectural applications.AISI 316 grade Stainless steel wire cable, see image for Breaking loads. Pick size from drop down menu....