271739.jpg
Mouse Over to Zoom
-
Click to Enlarge
Video

RONSTANSeries 40 All-Purpose Stand-Up Block

$29.95

In stock online.
Model # 271739 | Mfg # RF41140UPC # 9316800244362

Specs

Series 40 All-Purpose Stand-Up Block

Name Value
Ball Bearings Plain Bearings
Becket No Becket
Diameter 7/16 Inch or 11 mm
Direction Any
Integral Cleat No Integral Cleat
Mount Type Mechanical Fasteners
Ratchet Non Ratcheting
Safe Working Load 882 Pounds
Sheave Diameter 40 mm
Type Single Pivoting
Weight 2.5 Ounces

Product Overview

Series 40 All-Purpose Stand-Up  Block. Ronstan's 40mm plain bearing blocks are strong and compact. Smart features include a unique captive lock universal head. For dinghies and keelboats up to 26'. 1 9/16" (40mm) sheave is made from UV-stabilized acetal and accepts a line size of 7/16" (11mm). Cheek is made from stainless steel and fiber-reinforced textured Zytel. Mount type: Mechanical fasteners.

Advice

The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.

Related West Advisor Articles

Reviews

Product Q & A

RETURN TO TOP