Blue Fireball SCT Thread Spacer Ring with 0.5" Extension
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New, Improved Version: With longer male and female SCT threads. Should work with all SCT reducers, most SCT diagonals, and SCT threaded accessories. For a different version of this adapter with shorter threads, please see Blue Fireball item # S-SA.
Description/Uses:
- SCT thread extension ring/barrel spacer
- Provides 0.50" (12.7mm) of spacing
- Allows you to securely set or vary the spacing between SCT thread components
- Has standard SCT threads (male on one side and female on the other)
Features:
- Precision machined from aluminum and black anodized
Specifications:
- Total Length = 0.80" (20.2mm)
- Extension Provided = 0.50" (12.7mm)
- Length of External Male Thread = 0.30" (7.5mm)
- Thread Specification (External Thread) = 2"x24TPI Male
- Length of Internal Female Thread = 0.39" (10mm)
- Thread Specification (Internal Thread) = 2"x24TPI Female
- Maximum Outer Diameter = 2.17" (55mm)
- Weight = 0.8oz (23g)
Additional Information:
* To get a spacing of 0.5" (12.7mm) with this spacer, your accessory must fit completely over the male SCT thread of this adapter. The length of the male SCT thread is 7.5mm. If your accessory has a female SCT thread shorter than this, then it will not screw in fully and the extension provided will be greater than 0.5".
Other Information
- Country of Manufacture: China
New, Improved Version: With longer male and female SCT threads. Should work with all SCT reducers, most SCT diagonals, and SCT threaded accessories. For a different version of this adapter with shorter threads, please see Blue Fireball item # S-SA.
Description/Uses:
- SCT thread extension ring/barrel spacer
- Provides 0.50" (12.7mm) of spacing
- Allows you to securely set or vary the spacing between SCT thread components
- Has standard SCT threads (male on one side and female on the other)
Features:
- Precision machined from aluminum and black anodized
Specifications:
- Total Length = 0.80" (20.2mm)
- Extension Provided = 0.50" (12.7mm)
- Length of External Male Thread = 0.30" (7.5mm)
- Thread Specification (External Thread) = 2"x24TPI Male
- Length of Internal Female Thread = 0.39" (10mm)
- Thread Specification (Internal Thread) = 2"x24TPI Female
- Maximum Outer Diameter = 2.17" (55mm)
- Weight = 0.8oz (23g)
Additional Information:
* To get a spacing of 0.5" (12.7mm) with this spacer, your accessory must fit completely over the male SCT thread of this adapter. The length of the male SCT thread is 7.5mm. If your accessory has a female SCT thread shorter than this, then it will not screw in fully and the extension provided will be greater than 0.5".
New, Improved Version: With longer male and female SCT threads. Should work with all SCT reducers, most SCT diagonals, and SCT threaded accessories. For a different version of this adapter with shorter threads, please see Blue Fireball item # S-SA.
Description/Uses:
- SCT thread extension ring/barrel spacer
- Provides 0.50" (12.7mm) of spacing
- Allows you to securely set or vary the spacing between SCT thread components
- Has standard SCT threads (male on one side and female on the other)
Features:
- Precision machined from aluminum and black anodized
Specifications:
- Total Length = 0.80" (20.2mm)
- Extension Provided = 0.50" (12.7mm)
- Length of External Male Thread = 0.30" (7.5mm)
- Thread Specification (External Thread) = 2"x24TPI Male
- Length of Internal Female Thread = 0.39" (10mm)
- Thread Specification (Internal Thread) = 2"x24TPI Female
- Maximum Outer Diameter = 2.17" (55mm)
- Weight = 0.8oz (23g)
Additional Information:
* To get a spacing of 0.5" (12.7mm) with this spacer, your accessory must fit completely over the male SCT thread of this adapter. The length of the male SCT thread is 7.5mm. If your accessory has a female SCT thread shorter than this, then it will not screw in fully and the extension provided will be greater than 0.5".
Other Information
- Country of Manufacture: China
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Blue Fireball SCT Thread Spacer Ring with 0.5" Extension


















