Blue Fireball 9-pc Fine-Tuning Spacer Ring Set for M42 T/T2 Threads - 0.1 to 1.0 mm # S-SET7
Contiguous US Customers:
All items we sell ship for free within the Contiguous US. Shipping will be via the cheapest shipping method which will vary depending on the items in your order. During checkout, you may also be shown other optional faster shipping choices.
US Customers in Hawaii and Alaska:
Free shipping applies to almost all products. A few large telescopes and mounts are excluded from this free shipping offer. For these items, please contact us to obtain a shipping quote before you check out using the online shopping cart.
International Customers:
Free shipping does not apply to international orders. During check-out, you will be presented with several shipping choices and costs. However, the export of some items may be restricted outside the US due to size or manufacturer restrictions.
Product Details
- Set of 9 aluminum spacer rings - color may be black or silver depending on stock
- Use to fine tune the spacing or introduce a small amount of rotation between T / T2 / M42 threaded accessories in an imaging train
- Includes 1 ring each of 0.1, 0.15, 0.2, 0.3, 0.4, 0.5, 0.6, 0.8 and 1mm thicknesses
- Each ring is individually stamped with its thickness
- It is not uncommon for these to have minor scratches/scuffs/brown stains that look like rust but aren't. Functionality is not affected in any way.
- Please note that these spacer rings are unthreaded
- Nominal inside diameter = 42.1mm; nominal outside diameter = 52.5mm
Other Information
- Country of Manufacture: China
