Tylaska J-Lock Shackle Facts and Features:
- Low profile design for passing through most genoa blocks for snag free sheet change overs.
- Unique patented double-locking plunger locks in two directions for the ultimate in flog free operations.
- Plunger keyway design prevents the knob from turning and keeps the J-Lock firmly shut until it is manually released.
J-Lock Shackle Specifications
Shackle Type |
J8 |
J12 |
J20 |
J30 |
Weight oz (gm) |
1.9 (54) |
3.0 (82) |
5.9 (159) |
14.6 (371) |
Work load |
4,000 (1,818) |
6,000 (2,727) |
10,000 (4,545) |
15,00 (6,818) |
Breaking Strength lb (kg) |
8,000 (3,636) |
12,000 (5,455) |
20,000 (9,091) |
30,000 (13,636) |
Line Size |
8 - 10mm |
10 - 12mm |
12 - 16mm |
14 - 20mm |

J Lock Shackle Dimensions
Product No. |
Description |
A |
B |
C |
D |
E |
F |
G |
TY1308 |
J8 Snap Shackle |
2.12 [53.9] |
1.06 [26.9] |
1.06 [26.9] |
.62 [15.7] |
.44 [11.2] |
.42 [10.7] |
.35[8.9] |
TY1312 |
J12 Snap Shackle |
2.43 [61.7] |
1.21 [30.7] |
1.20 [30.5] |
.69 [17.5] |
.50 [12.7] |
.48 [12.2] |
.39[9.91] |
TY1320 |
J20 Snap Shackle |
3.03 [77.0] |
1.53 [38.9] |
1.50 [38.1] |
.84 [21.3] |
.63 [16.0] |
.63 [16.0] |
.49[12.4] |
TY1330 |
J30 Snap Shackle |
4.06 [103.1] |
1.94 [49.3] |
1.78 [45.2] |
1.04 [26.4] |
.75 [19.0] |
.80 [20.3] |
.98[24.9] |
