OTB Marine specialise in everything to do with Sailing. Wet suits, Clothing, Sailing Hardware & Chandlery, Offshore & Inshore Wet Weather Gear, Sailing Safety Gear, Ropes & we are the Victorian agent for the O'pen BIC Dinghy.
You can order online, over the phone or of course..in the store.
Enter the Discount code 10%Discount at Checkout
HK 405 16mm Air block fixed with becket
HK 416 16mm Air block with swivel head
HK 407 16mm Air block double fixed with becket
HK 408 16mm Air Block Tripple fixed
HK 409 16mm Air Tripple block with becket
HK 340 29mm Carbo single block with swivel
HK 341 29mm Carbo Block with swivel & becket
HK 352 29mm Carbo Block fixed 90 degrees
HK 342 29mm Carbo double block with swivel
HK 343 29mm Carbo double block with swivel & becket
HK 349 29mm Carbo stand up block with spring
HK 347 29mm Carbo tripple block with cam
HK 344 29mm Carbo tripple block with swivel
HK 345 29mm Carbo Tripple block Swivel & Becket
Harken soft-attach Fly blocks are designed to provide strength without mass, providing sailors with big...
HK 2645 Low-friction Carbo AirBlocks® are lightweight, strong, reliable—and affordable. Companions to the popular Harken®...
HK 2637 40mm Carbo Block swivel & becket
HK 2639 40mm Carbo Double block with becket
HK 2652 40mm Carbo stand up block with spring
HK 2608 40mm Ratchet Block swivel head
HK 2609 40mm Ratchet Block with becket
HK 2616 57mm Carbo swivel becket & cam cleat
HK 2601 57mm Carbo block with becket
HK 2603 57mm Carbo double block with becket
HK 2139 57mm Carbo Ratchet swivel becket & cam cleat
HK 2604 57mm Carbo tripple block
HK 2135 57mm Ratchet Block swivel head
HK 2136 57mm Ratchet Block with becket
HK 2698 The T18™ complements the T2™ line. At 7.2 g (.25 oz), it ties,...