Harken Thru-Deck (38mm)
Low-friction Bullet blocks lead control lines aft. They are compact and lightweight, with fast trim and release under high or low loads. A range of styles lets these blocks adapt to almost all control line applications. Sheave: 1-1/2". Length: 5". Weight: 3.25 oz. Maximum line: 3/8". Mounting hole spacing: 4-5/16". Maximum working load: 600 lb. Breaking load: 2000 lb.
Item / Price
Stock Type
Inventory On Hand
05/16 @ 02:10 PM
Product Code
Order Quantity
CUSTOM: thrudeck-38mm
Blocks: 30-43mm
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Allen #278*1 38mm Single Black
$17.08 USD -
Allen #A.278-74*1 38mm Single Block With clip
$23.73 USD -
Allen #A.378*1 38mm Single Black and Becket
$20.88 USD -
Allen #A1375*1 40mm Snatch Block
$66.47 USD -
Allen #A2030 Single 30mm Dynamic Block
$26.58 USD -
Allen #A2030PSC*1 30mm Dynamic Single Block with Swivel
$39.88 USD -
Allen #A2036M*1 30mm Dynamic Blocks Cheek
$28.48 USD -
Allen #A4475*1 30mm Snatch Block
$37.03 USD -
Allen HA4620 39mm Compact Auto Ratchet Block
$47.47 USD -
Barton #90301 Snatch Block 400 Kg SWL
$149.09 USD -
Barton Size 1 Plain Bearing Block 30mm
from $17.08 USD -
Barton Size 2 Plain Bearing Block 35mm
from $22.78 USD -
Blueshark #2260 38mm Single Swivel/Fiddle Becket/Cam Block
$99.71 USD -
Blueshark #2310 38mm Single Fiddle Swivel Alum Sailing Block
$74.06 USD -
Blueshark #2325 #57mm Aluminum Single Cheek/Foot Sailing Block
$59.82 USD -
Harken 40mm Flip-Flop Small Boat Block
from $36.08 USD -
Harken 40mm Ratchet Block
from $81.66 USD -
Harken 40mm Zircon Block
from $68.37 USD -
Harken #132 38mm Cheek Big Bullet Block
$43.68 USD -
Harken #2156 40mm Carbo Pivot with Camcleat
$99.71 USD -
Harken #2162 40mm T2 Soft-Attach Traveler Block
$79.76 USD -
Harken #2173 40mm Singel Fly SA Block
$219.36 USD -
Harken #2610 40mm Ratchet Block with Swivel & Cam Cleat
$159.53 USD -
Harken #2649 40/29mm Carbo Traveler
$55.07 USD -
Harken #2699 40mm Twing Block
$109.20 USD -
Harken #6106 40mm Aluminum Teardrop ESP Footblock
$86.41 USD -
Harken #6107 40mm Aluminum Mast Collar ESP Block
$82.61 USD -
Harken 38mm Upright Block
from $53.17 USD -
Harken 38mm Wire Block
from $82.61 USD -
Harken 40mm Carbo Block
from $35.13 USD -
Harken 40mm Carbo Fiddle
from $142.44 USD -
Harken 40mm T2 Loop Block
from $23.73 USD -
Harken 40mm T2 Soft-Attach
from $48.42 USD -
Harken Classic Blocks (38mm)
from $37.03 USD -
Harken Protexit Exit Block
from $103.50 USD -
Harken Thru-Deck (38mm)
from $51.27 USD -
Lewmar 40mm Synchro Blocks
from $48.42 USD -
Lewmar #29901460 40mm Synchro Cheek Block
$50.32 USD -
Nautos 40mm Single w Inglefield Clip
from $17.08 USD -
Nautos #91109 38mm Plain Bearing Block
$11.39 USD -
Ronstan #RF30141 #30 Stand Up Block
$31.33 USD -
Ronstan #RF30171 30mm Upright Lead Block
$36.08 USD -
Ronstan #RF30174 Pivoting Lead Block
$73.11 USD -
Ronstan #RF30711 5/16" Exit Box
$30.38 USD -
Ronstan #RF35100 30mm Single Orbit Block
$35.13 USD -
Ronstan #RF35140 Stand Up Swivel
$39.88 USD -
Ronstan #RF35151 30mm BB Orbit Block
$24.68 USD -
Ronstan #RF35212 30mm Double Becket Orbit Block
$63.62 USD -
Ronstan #RF35302 30mm Triple Orbit Block
$71.22 USD -
Ronstan #RF40100 40mm Single Block
$35.13 USD -
Ronstan #RF40140 40mm Stand Ball Bearing Block
$45.57 USD -
Ronstan #RF41100 40mm Single with Swivel
$34.18 USD -
Ronstan #RF41101 40mm Single Loop Top Block
$27.53 USD -
Ronstan #RF41110 40mm Single Blook with Becket
$46.52 USD -
Ronstan #RF41140 40mm All Purpose Stand Up Block
$46.52 USD -
Ronstan #RF41153 40mm Cheek Block Curved Surface Adaptor
$15.19 USD -
Ronstan #RF41200 40mm Double Swivel Shackle Head Block
$63.62 USD -
Ronstan #RF41210 40mm Double Block with Swivel Head
$79.76 USD -
Ronstan #RF45151 40mm Ball Bearing Orbit Block
$37.03 USD -
Ronstan #RF46100 40mm S40 Auto Ratchet Orbit Single Block
$98.76 USD -
Ronstan 30mm BB Orbit Block
$24.68 USD -
Ronstan 40mm Cheek
$45.57 USD -
Ronstan Orbit 40mm
from $47.47 USD -
Ronstan Series 40mm Ball Bearing Block
$53.17 USD -
Schaefer Halyard Lift Turning Block
$101.60 USD -
Schaefer #03-30 37mm Curved Cheek Block
$71.22 USD -
Schaefer #300-31 37mm Fairlead Block
$70.27 USD -
Schaefer #303-30 Curved Base Cheek
$84.51 USD -
Schaefer Over-the-Top Block
from $124.40 USD -
Zim Sailing Zim #41087 40mm ILCA Single Block
$38.93 USD -
Zim Sailing Zim #41088 40mm ILCA Becket Block
$43.68 USD