Updated 16 May 2026
| Brand | StewMac |
| Category | Guitars |
| Available at | 1 UK stores |
| 90-day avg | £54.00 |
StewMac
StewMac SM4244 Bullet 2.0 guitar jack tightener - 11mm
£55.00Fair Price
Cheapest at Bax · 1 store
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PRICE HISTORY
Current
£51
Change
+4.7%
Avg
£50
Low
£46
High
£54
Volatility
3.6%
PRODUCT DESCRIPTION
- Is the jack on your guitar or amp a little loose? Fear not, the SM4244 jack tightener from StewMac is a simple little device that allows you to tighten the jack from the outside without taking your instrument or amp apart. Place the head over the must and press the rubber tip into the jack. Then turn the tensioning lever and you&apos
- re done. A handy solution to a common problem. This jack tightener can be used for nuts of 11 millimetres and is suitable for intensive use.