






🔐 Lock it down, lift it up — the ultimate fastener for the savvy pro.
The Hasaky SJ3550 Double Lock Fastener is a heavy-duty, reusable interlock tape featuring black acrylic foam with a 150N locking strength and adhesive strength of 189N. It withstands temperatures up to 149℃, offering a durable, tool-free fastening solution ideal for industrial, automotive, and everyday professional uses.









| Brand | Hasaky |
| Model Number | 3550A |
| Color | black / black |
| Package Dimensions | 7.3 x 5.9 x 1.8 cm; 20 g |
| Material | acrylic |
| Item Weight | 20 g |
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