Designed by Spencer Marquardt, the QSP Jumping Jack combines a traditional slip-joint format with distinctive materials and practical dimensions. Its 2.75-inch blade is made from 14C28N stainless steel, hardened to 59–61 HRC and finished with a satin surface. A flat grind supports efficient cutting performance across a range of everyday utility tasks. The abalone handle adds natural visual character, while bronze washers support smooth blade movement. Measuring 3.50 inches closed and weighing approximately 90g, the Jumping Jack is compact and portable. It has no pocket clip and is presented in a QSP gift box.
Images are for illustrative purposes only
- 14C28N stainless steel blade offers a practical balance of edge retention, corrosion resistance and straightforward maintenance.
- Satin-finished 2.75-inch blade features a flat grind for efficient, controlled cutting during everyday utility tasks.
- Traditional slip-joint mechanism uses bronze washers for smooth blade movement without a locking system.
- Abalone handle gives each Jumping Jack a distinctive appearance, complemented by its compact 3.50-inch closed length.
- Designed by Spencer Marquardt, this 90g QSP pocket knife is supplied in a QSP gift box.
£85.99
- We are UK based and this product ships from the UK
- +£4.95 Delivery.
(UK Mainland, see shipping rates for full details).
AWAITING STOCK
Stock Notification















