These stanchion blocks are made for 25mm or 32mm stanchions and have ball bearings for free running. Some models keep the line outside of the stanchions. No need to cut the lifelines, the SB3 or SB4 clamps on to the stanchion with a pin.

You are here (all prices include 15% GST): Stanchions, radar towers, turnbuckles : Stanchion blocks 

Shopping cart is empty.

 

SB4 STANCHION blocks - clamp on to 32mm stanchions

Code: SB4

SWL
LENGTH
140mm
5.5"
WIDTH
51mm
2"
HEIGHT

STANCHION BLOCK SB4

Clamps on to 1 1/4" Stanchion without needing to cut lifelines. Line runs on outside of stanchion. One screw adjustment. Has twin sheaves with ball bearings.
This is a picture of an SB-3 on a 25mm stanchion. The SB-4 is just a bit bigger.

Product unit weight grams: 283 (Ounces: 10)



      $113.42
      Our direct to you price  
$94.52 NZD

NOTE: All prices include 15% GST 
GST free with temporary import permit


A wide range of marine equipment and supplies, yacht fittings and dinghy davits is now in stock at Garhauer Marine New Zealand, Paihia, Bay of Islands 

Contact us for more info or click here for shipping info

SB4 STANCHION blocks - clamp on to 32mm stanchions