53
3226
3215
3219
3216
3229
3217
3228
3214
3387
3227
45°
3227
3218
3386
57 mm Blocks
About Black Magic Air blocks: see feature pages at beginning of this section. 
Low-load blocks have red iso-
lators. They use Torlon® rollers 
and 316 stainless steel shackles. 
Standard blocks have 17-4 PH 
stainless headposts.
Torlon is a registered trademark of Solvay Advanced Polymers, L.L.C.
57 mm
(2 7")
56 mm
(2 3/16")
32 mm
(1 1/4")
Part
No.
Description
Sheave
Ø
Length
Weight
Shackle pin
Ø
Max line
Ø
Maximum
working load
Breaking
load
in
mm
in
mm
oz
g
in
mm
in
mm
lb
kg
lb
kg
 3214 
 Single loop** 
 2 1/4 
 57 
 3 
 76 
 3.23 
 92 
 
 
 7/16 
 12 
 2500 
 1134 
 5000 
 2268 
 3215 
 Single/swivel 
 2 1/4 
 57 
 4 11/16 
 119 
 5.36 
 152 
 1/4 
 6 
 7/16 
 12 
 2500 
 1134 
 5000 
 2268 
 3216 
 Single/swivel/becket 
 2 1/4 
 57 
 5 1/2 
 140 
 5.86 
 166 
 1/4 
 6 
 7/16 
 12 
 2500 
 1134 
 5000 
 2268 
 3217 
 Double/swivel 
 2 1/4 
 57 
 5 3/16 
 132 
 11.86 
 336 
 5/16 
 8 
 7/16 
 12 
 3600 
 1633 
 7200 
 3267 
 3218 
 Double/swivel/becket 
 2 1/4 
 57 
 6 
 152 
 12.43 
 352 
 5/16 
 8 
 7/16 
 12 
 3600 
 1633 
 7200 
 3267 
 3219 
 Triple/swivel 
 2 1/4 
 57 
 5 3/16 
 132 
 13.34 
 378 
 5/16 
 8 
 7/16 
 12 
 4850 
 2200 
 9700 
 4400 
 3226 
 Single/swivel/low-load 
 2 1/4 
 57 
 4 11/16 
 119 
 5.44 
 154 
 1/4 
 6 
 7/16 
 12 
 1655 
 750 
 3300 
 1500 
 3227 
 Stand-up* 
 2 1/4 
 57 
 4 1/2 
 114 
 7.04 
 200 
 1/4 
 6 
 7/16 
 12 
 2500 
 1134 
 5000 
 2268 
 3228 
 Double/swivel/low-load 
 2 1/4 
 57 
 5 3/16 
 132 
 12.05 
 342 
 5/16 
 8 
 7/16 
 12 
 2755 
 1250 
 5510 
 2500 
 3229 
 Single/swivel/low-load/becket 
 2 1/4 
 57 
 5 1/2 
 140 
 5.95 
 169 
 1/4 
 6 
 7/16 
 12 
 1655 
 750 
 3300 
 1500 
 3386 
 Double loop** 
 2 1/4 
 57 
 3 
 76 
 5.93 
 168 
 
 
 7/16 
 12 
 2500 
 1134 
 5000 
 2268 
 3387 
 Single loop/wide sheave **
 2 1/4 
63
 3 1/2 
 88 
 6.4 
 181.3 
 
 
 7/16 
 12 
 2500 
 1134 
 5000 
 2268 
Plastic sheaves are provided as stock in 45mm and 57mm block assemblies for general purpose applications using line near max diameter. Aluminum sheaves are available 
for use with small line diameter, highly loaded, or static applications. Sheaves may be purchased separately or as part of a block assembly. Contact Harken for AL aluminum 
sheave or block assemblies.
Part no. 3419 
Using one of our soft 
attachment options is 
perfect for the 57mm Black 
Magic block. Choose the 
80mm soft shackle with 
T-Close and Dyneema 
sheath for UV and 
abrasion protection. 
MOUNT WITH
SOFT ATTACHMENT
*Includes padeye. 6 mm (1/4") fastener circle: 37 mm (1 15/32").     **Loop not included. See page 83.

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