350 cheek block, Reeving multi-purchase systems, 349 stand-up – Harken 340 29 mm Shackle & Cheek Block User Manual
Page 2
350 Cheek Block
Using block as template, mark holes using a centerpunch. Remove block and
drill holes using a
11
/
64
" (4.2 mm) drill. Bevel top of deck holes using a small
knife to allow sealant to mass. Through-bolt block using recommended
stainless steel fasteners, washers and locknuts.
Reeving Multi-Purchase Systems
For larger, printable diagrams, please see: www.harken.com.
Integral Becket—348 / 352
Deadend line at mouth to construct a 2:1 or 3:1 system.
Part
No.
Fasteners
A
B
C
in
mm
in
mm
in
mm
350
M4 or #8 PH/RH*
—
—
1
3
/
16
30
—
—
*Fastener length: Add deck thickness and overhang for nut and washer.
350
B
349 Stand-Up
Part
No.
Fasteners
A
B
C
in
mm
in
mm
in
mm
349
M5 or #10 PH/RH
7
/
16
11
1
1
/
4
32
1
11
/
16
43
*Fastener length: Add deck thickness and overhang for nut and washer.
A
C
B
Using eyestrap as template, mark holes using a centerpunch. Remove block
and drill holes using a
11
/
64
" (4.2 mm) drill. Bevel top of holes using a small
knife to allow sealant to mass. Through-bolt using recommended stainless
steel fasteners, washers and locknuts.
5:1 Right-Angle Reeving
Dead-end on Becket
1
2
3
4
5
5
Right-angle reeving
dead-end on becket
5:1
4:1 Right-Angle Reeving
Dead-end on Becket
1
2
3
4
4
4:1
Right-angle reeving
dead-end on becket
1
2
3
4
5
6
6:1 Right-Angle Reeving
Dead-end on cam
6:1 Right-Angle Reeving
Dead-end on becket
6
2
3
4
5
6
6
1
Right-angle reeving
dead-end on becket
6:1
3-Way U-Lock—342 / 343 / 344 / 345 / 346 / 347 / 381
The 3-Way U-Lock allows a change of headpost direction from
front to side or allows the block to swivel. To change headpost
direction, remove shackle, turn post, install shackle. Remove
U-Lock to allow block to swivel.
- 341 29 mm Shackle & Cheek Block 342 29 mm Shackle & Cheek Block 343 29 mm Shackle & Cheek Block 344 29 mm Shackle & Cheek Block 345 29 mm Shackle & Cheek Block 346 29 mm Shackle & Cheek Block 347 29 mm Shackle & Cheek Block 348 29 mm Shackle & Cheek Block 349 29 mm Shackle & Cheek Block 350 29 mm Shackle & Cheek Block 352 29 mm Shackle & Cheek Block 353 29 mm Shackle & Cheek Block 371 29 mm Shackle & Cheek Block 381 29 mm Shackle & Cheek Block