









🖤 Jack smarter, not harder — center with confidence every time!
The JACK STACK Bottle Jack to Post Adaptor is a robust 1/4" steel accessory designed to center 4x4 posts securely on bottle jacks. Its precision fit and heavy-duty construction prevent post damage and reduce tipping hazards, making jacking safer and more efficient. Compatible with most standard posts and jack saddles, it includes screws for easy installation and features a durable powder coat finish for lasting performance.
| Manufacturer | Narrow Path Construction |
| Brand | JACK STACK |
| Model | Jack Stack |
| Product Dimensions | 10.16 x 10.16 x 5.08 cm; 798 g |
| Item model number | 4x4 |
| Manufacturer Part Number | JS4x4 |
| Colour | Black |
| Assembly Required | No |
| Manufacturer | Narrow Path Construction |
| Country of Origin | USA |
| Item Weight | 798 g |
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