Blue Fireball M68x1 Spacer Ring with 6mm Extension
Stock count is accurate & shown in real time.
- This item is out of stock.
- Sign up for back-in-stock alerts to be notified when this item becomes available (account login required).
- This item is out of stock.
- Sign up for back-in-stock alerts to be notified when this item becomes available (account login required).
Contiguous US / Lower 48:
Free shipping applies to orders over $50 using our chosen carrier/method. Faster paid options are available at checkout.
Alaska, Hawaii & US Territories:
Free shipping applies to many—but not all—products. Enter your ZIP code in cart or upon checkout to confirm options and costs.
International:
International orders do not qualify for free shipping. Shipping, duties, brokerage, tariffs, and taxes are the customer’s responsibility. Some items may be restricted due to export, size, or manufacturer limitations.
Important Note: Due to manufacturing tolerance variations, this item is NOT recommended for use with ZWO's M68-OAG (these spacers may not thread in smoothly or fully into ZWO's M68 thread). They will work well with other M68x1 threads on products from Baader Planetarium, Blue Fireball, Sharpstar, QHY, etc.
Description/Uses:
- M68x1 threaded extension ring/barrel spacer
- Provides 6mm (0.24") of spacing
- Allows you to securely set or vary the spacing between M68 threaded cameras, telescopes, and accessories
Features:
- Precision machined from aluminum and black anodized
- Knurled grip
Specifications:
- Total Length = 9mm (0.35")
- Extension Provided / Optical Length = 6mm (0.24")
- Length of External Male Thread = 3mm (0.12")
- Thread Specification (External Thread) = M68x1 Male
- Length of Internal Female Thread = 5.2mm (0.20")
- Thread Specification (Internal Thread) = M68x1 Female
- Clear Aperture = 65mm (2.56")
- Maximum Outer Diameter = 74mm (2.91")
- Weight = 0.4oz
Other Information
- Country of Manufacture: China
Important Note: Due to manufacturing tolerance variations, this item is NOT recommended for use with ZWO's M68-OAG (these spacers may not thread in smoothly or fully into ZWO's M68 thread). They will work well with other M68x1 threads on products from Baader Planetarium, Blue Fireball, Sharpstar, QHY, etc.
Description/Uses:
- M68x1 threaded extension ring/barrel spacer
- Provides 6mm (0.24") of spacing
- Allows you to securely set or vary the spacing between M68 threaded cameras, telescopes, and accessories
Features:
- Precision machined from aluminum and black anodized
- Knurled grip
Specifications:
- Total Length = 9mm (0.35")
- Extension Provided / Optical Length = 6mm (0.24")
- Length of External Male Thread = 3mm (0.12")
- Thread Specification (External Thread) = M68x1 Male
- Length of Internal Female Thread = 5.2mm (0.20")
- Thread Specification (Internal Thread) = M68x1 Female
- Clear Aperture = 65mm (2.56")
- Maximum Outer Diameter = 74mm (2.91")
- Weight = 0.4oz
Important Note: Due to manufacturing tolerance variations, this item is NOT recommended for use with ZWO's M68-OAG (these spacers may not thread in smoothly or fully into ZWO's M68 thread). They will work well with other M68x1 threads on products from Baader Planetarium, Blue Fireball, Sharpstar, QHY, etc.
Description/Uses:
- M68x1 threaded extension ring/barrel spacer
- Provides 6mm (0.24") of spacing
- Allows you to securely set or vary the spacing between M68 threaded cameras, telescopes, and accessories
Features:
- Precision machined from aluminum and black anodized
- Knurled grip
Specifications:
- Total Length = 9mm (0.35")
- Extension Provided / Optical Length = 6mm (0.24")
- Length of External Male Thread = 3mm (0.12")
- Thread Specification (External Thread) = M68x1 Male
- Length of Internal Female Thread = 5.2mm (0.20")
- Thread Specification (Internal Thread) = M68x1 Female
- Clear Aperture = 65mm (2.56")
- Maximum Outer Diameter = 74mm (2.91")
- Weight = 0.4oz
Other Information
- Country of Manufacture: China
Blue Fireball M68x1 Spacer Ring with 6mm Extension