Description
• One of a comprehensive range of high quality components for the John Guest® Pneumatic Coupling System.
• SuperThread pneumatic brass coupling.
• Size: 12mm Pipe to 3/8″BSP Thread.
• Pack of 2.
Sale!
![John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 [JGBC1238]](https://www.toolpointsolutions.com/wp-content/uploads/2026/09/JGBC1238_DFC1832951__20575.1743591608-416x416.webp)
![John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 [JGBC1238] - Image 2](https://www.toolpointsolutions.com/wp-content/uploads/2026/09/JGBC1238_PIC2_DFC1832955__82589.1743591904-416x416.webp)
![John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 [JGBC1238] - Image 3](https://www.toolpointsolutions.com/wp-content/uploads/2026/09/JGBC1238_PIC3_DFC1832957__29479.1743591905-416x416.webp)
![John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 [JGBC1238] - Image 4](https://www.toolpointsolutions.com/wp-content/uploads/2026/09/JGBC1238_GROUP_DFC1832961__69084.1743591908-416x416.webp)
![John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 [JGBC1238] - Image 5](https://www.toolpointsolutions.com/wp-content/uploads/2026/09/JGBC1238_STRAIGHT_DFC1832960__12517.1743591908-416x416.webp)
![John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 [JGBC1238]](https://www.toolpointsolutions.com/wp-content/uploads/2026/09/JGBC1238_DFC1832951__20575.1743591608.webp)
![John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 [JGBC1238] - Image 2](https://www.toolpointsolutions.com/wp-content/uploads/2026/09/JGBC1238_PIC2_DFC1832955__82589.1743591904.webp)
![John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 [JGBC1238] - Image 3](https://www.toolpointsolutions.com/wp-content/uploads/2026/09/JGBC1238_PIC3_DFC1832957__29479.1743591905.webp)
![John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 [JGBC1238] - Image 4](https://www.toolpointsolutions.com/wp-content/uploads/2026/09/JGBC1238_GROUP_DFC1832961__69084.1743591908.webp)
![John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 [JGBC1238] - Image 5](https://www.toolpointsolutions.com/wp-content/uploads/2026/09/JGBC1238_STRAIGHT_DFC1832960__12517.1743591908.webp)
John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8″BSP – Pack of 2 [JGBC1238]
Original price was: £17.94.£14.95Current price is: £14.95.
• One of a comprehensive range of high quality components for the John Guest® Pneumatic Coupling System.
Ordered in for you — 2–3 working days before dispatch
Additional information
| Weight | 0.08 kg |
|---|
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![John Guest® Brass SuperThread Straight Adaptor 12mm x 3/8"BSP - Pack of 2 [JGBC1238]](https://www.toolpointsolutions.com/wp-content/uploads/2026/09/JGBC1238_DFC1832951__20575.1743591608-324x324.webp)