Blocks
Showing 49–60 of 180 results
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Sale!
![Harken 40mm Carbo Air Fiddle Block w/Swivel [2655]](https://www.deckrailingworks.com/wp-content/uploads/2026/11/harken-40mm-carbo-air-fiddle-block-w-swivel-2655.webp)
BlocksHarken 40mm Carbo Air Fiddle Block w/Swivel [2655]
Original price was: $37.07.$21.29Current price is: $21.29. Add to cart -
Sale!
![Harken 40mm Carbo Air Fiddle Block w/SwivelBecket [2656]](https://www.deckrailingworks.com/wp-content/uploads/2026/11/harken-40mm-carbo-air-fiddle-block-w-swivelbecket-2656.webp)
BlocksHarken 40mm Carbo Air Fiddle Block w/SwivelBecket [2656]
Original price was: $41.27.$24.91Current price is: $24.91. Add to cart -
Sale!
![Harken 40mm Carbo Air Pivoting Lead Block w/Aluminum Cam-Matic Cleat [2156]](https://www.deckrailingworks.com/wp-content/uploads/2026/11/harken-40mm-carbo-air-pivoting-lead-block-w-aluminum-cam-matic-cleat-2156.webp)
BlocksHarken 40mm Carbo Air Pivoting Lead Block w/Aluminum Cam-Matic Cleat [2156]
Original price was: $62.97.$45.98Current price is: $45.98. Add to cart -
Sale!
![Harken 40mm Carbo Air Triple Swivel Block [2640]](https://www.deckrailingworks.com/wp-content/uploads/2026/11/harken-40mm-carbo-air-triple-swivel-block-2640.webp)
BlocksHarken 40mm Carbo Air Triple Swivel Block [2640]
Original price was: $100.77.$67.31Current price is: $67.31. Add to cart -
Sale!
![Harken 40mm Carbo Air Triple Swivel Block w/Becket [2641]](https://www.deckrailingworks.com/wp-content/uploads/2026/11/harken-40mm-carbo-air-triple-swivel-block-w-becket-2641.webp)
BlocksHarken 40mm Carbo Air Triple Swivel Block w/Becket [2641]
Original price was: $104.97.$60.07Current price is: $60.07. Add to cart -
Sale!
![Harken 40mm Pivoting Lead Block - Carbo-Cam Cleat [2157]](https://www.deckrailingworks.com/wp-content/uploads/2026/11/harken-40mm-pivoting-lead-block-carbo-cam-cleat-2157.webp)
BlocksHarken 40mm Pivoting Lead Block – Carbo-Cam Cleat [2157]
Original price was: $58.77.$40.36Current price is: $40.36. Add to cart -
Sale!
BlocksHarken 45mm Aluminum Black Magic Air Block w/Swivel [3391]
Original price was: $148.37.$90.26Current price is: $90.26. Add to cart -
Sale!
![Harken 45mm Double Element Block w/Swivel [6238]](https://www.deckrailingworks.com/wp-content/uploads/2026/11/harken-45mm-double-element-block-w-swivel-6238.webp)
BlocksHarken 45mm Double Element Block w/Swivel [6238]
Original price was: $73.64.$49.09Current price is: $49.09. Add to cart -
Sale!
![Harken 45mm Double Element Block w/SwivelBecket [6239]](https://www.deckrailingworks.com/wp-content/uploads/2026/11/harken-45mm-double-element-block-w-swivelbecket-6239.webp)
BlocksHarken 45mm Double Element Block w/SwivelBecket [6239]
Original price was: $82.15.$55.84Current price is: $55.84. Add to cart -
Sale!
![Harken 45mm Single Element Block w/Swivel [6230]](https://www.deckrailingworks.com/wp-content/uploads/2026/11/harken-45mm-single-element-block-w-swivel-6230.webp)
BlocksHarken 45mm Single Element Block w/Swivel [6230]
Original price was: $33.64.$25.98Current price is: $25.98. Add to cart -
Sale!
![Harken 45mm Single Element Block w/SwivelBecket [6231]](https://www.deckrailingworks.com/wp-content/uploads/2026/11/harken-45mm-single-element-block-w-swivelbecket-6231.webp)
BlocksHarken 45mm Single Element Block w/SwivelBecket [6231]
Original price was: $42.74.$29.43Current price is: $29.43. Add to cart -
Sale!
![Harken 45mm Triple Element Block w/ SwivelBecket [6241]](https://www.deckrailingworks.com/wp-content/uploads/2026/11/harken-45mm-triple-element-block-w-swivelbecket-6241.webp)
BlocksHarken 45mm Triple Element Block w/ SwivelBecket [6241]
Original price was: $102.41.$81.22Current price is: $81.22. Add to cart