Blue Fireball M48x0.75 Female to T/T2 M42x0.75 Male Adapter with 37.5mm 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.
- This item is out of stock.
- We have no ETA from the manufacturer at this time.
- Sign up for back-in-stock alerts to be notified when this item becomes available.
Lower 48 States:
Orders over $50 ship free within the Lower 48 using a carrier and service we select based on your items and delivery location. Faster shipping options may be available at checkout.
U.S. Outside the Lower 48 (AK, HI, PR):
Free shipping on orders over $50 applies to many—but not all—items. Add items to your cart and enter your ZIP code to see available shipping options and any costs.
International Orders:
Free shipping does not apply to international orders. You’ll see available shipping options and costs during checkout. Some items can’t be shipped internationally due to size or manufacturer restrictions. Duties, taxes, brokerage fees, and tariffs are not included and are the customer’s responsibility.
Description/Uses:
- Adapter with M42 T/T2 male thread on one side and M48 female thread on the other side
- Provides 1.48" (37.5mm) of spacing
- Designed specially for use of M48 threaded flatteners/reducers/coma correctors with 55mm back focus requirement with ZWO cameras with a T female thread and 17.5mm flange focal distance (so 17.5mm camera FFD + 37.5mm extension = 55mm back focus)
Features:
- Precision machined from aluminum and black anodized
Specifications:
- Total Length = 1.63" (41.3mm)
- Extension Provided = 1.48" (37.5mm)
- Length of External Male T/T2 Thread = 0.15" (3.8mm)
- Thread Specification (External Thread) = M42x0.75 Male
- Length of Internal M48 Female Thread = >0.39" (>10mm)
- Thread Specification (Internal Thread) = M48x0.75 Female
- Maximum Outer Diameter = 2.01" (51mm)
- Weight = Xoz (Xg)
Other Information
- Country of Manufacture: China
Description/Uses:
- Adapter with M42 T/T2 male thread on one side and M48 female thread on the other side
- Provides 1.48" (37.5mm) of spacing
- Designed specially for use of M48 threaded flatteners/reducers/coma correctors with 55mm back focus requirement with ZWO cameras with a T female thread and 17.5mm flange focal distance (so 17.5mm camera FFD + 37.5mm extension = 55mm back focus)
Features:
- Precision machined from aluminum and black anodized
Specifications:
- Total Length = 1.63" (41.3mm)
- Extension Provided = 1.48" (37.5mm)
- Length of External Male T/T2 Thread = 0.15" (3.8mm)
- Thread Specification (External Thread) = M42x0.75 Male
- Length of Internal M48 Female Thread = >0.39" (>10mm)
- Thread Specification (Internal Thread) = M48x0.75 Female
- Maximum Outer Diameter = 2.01" (51mm)
- Weight = Xoz (Xg)
Description/Uses:
- Adapter with M42 T/T2 male thread on one side and M48 female thread on the other side
- Provides 1.48" (37.5mm) of spacing
- Designed specially for use of M48 threaded flatteners/reducers/coma correctors with 55mm back focus requirement with ZWO cameras with a T female thread and 17.5mm flange focal distance (so 17.5mm camera FFD + 37.5mm extension = 55mm back focus)
Features:
- Precision machined from aluminum and black anodized
Specifications:
- Total Length = 1.63" (41.3mm)
- Extension Provided = 1.48" (37.5mm)
- Length of External Male T/T2 Thread = 0.15" (3.8mm)
- Thread Specification (External Thread) = M42x0.75 Male
- Length of Internal M48 Female Thread = >0.39" (>10mm)
- Thread Specification (Internal Thread) = M48x0.75 Female
- Maximum Outer Diameter = 2.01" (51mm)
- Weight = Xoz (Xg)
Other Information
- Country of Manufacture: China
| Product Status | new |
|---|---|
| Free Shipping Graphic | Free US Shipping |
| Hide Found a better Shipped Price on Frontend? | No |
Blue Fireball M48x0.75 Female to T/T2 M42x0.75 Male Adapter with 37.5mm Extension


















