276
4:1
8:1
4:1
6:1
4:1
A
B
A
B
A
B
C
A
B
A
B
C
C
D
D
Boom Vangs
4:1 V-Jam: This simple 4:1 self-
cleating vang is used on small din-
ghies.
4:1 Fiddle: The basic 4:1 fiddle block 
vang is commonly used on dinghies 
and small keelboats.
8:1 Cascaded Fiddle: A doubling 
block increases the purchase of the 
vang to 8:1. The load on the fiddle 
blocks is halved so they can be used 
safely on larger boats.
4:1 Cascaded Kicker: This rigid rod 
vang utilizes a simple 4:1 tackle. The 
rod also serves as a topping lift for 
the boom. Used on cruising and rac-
ing boats.
6:1 Double-ended Cascaded Kicker: 
Many racers rig the vang with a 
double-ended control line led 
down each side of the boat. 
Diagram
Small Boat
Midrange
Big Boat
Ref.
Description
Part No.
Part No.
Part No.
4:1 V-Jam
A
Double
226
—
—
B
Fiddle
245
—
—
4:1 Fiddle
A
Fiddle
2655
2621
1559
B
Fiddle
2658
2624
1564
8:1 Cascaded Fiddle
A
Single
300
304
308
B
Fiddle
2655
2621
1559
C
Fiddle
2658
2624
1564
4:1 Cascaded Kicker
A
Fiddle
2655
2621
1559
B
Fiddle
2658
2624
1564
6:1 Double-ended Cascaded Kicker
A
Triple
344
2640
2604
B
Double
342
2638
2602
C
Single
349
2652
2600
D
Cam cleat
241
240
240
Typical boat length:
Small Boat:  
6.7 - 8.5 m (22 - 28')
Midrange:   
8.8 - 10.4 m (29 - 34')
Big Boat:   
10.7 - 12.8 m (35 - 42')
Part numbers represent hardware most commonly used.

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