Female side -:35mm ⌀ x 0.5mm (35mm 0.5mm thread pitch)

Male side - :42mm ⌀ x1mm (42mm 1mm thread pitch)

Weight - about 15 g

Material for metal,reliable performance.Durable.

If you have any Technical problem, please contact us before you leave any negative feedback, ebay or paypal dispute.

Return policy

We provide 30-day return policy for products sold. Full refund of the purchase (excluding the shipping expenses) can be applicable under the following circumstances:

ALL accessories must be unused; ALL accessory packages must be unopened. 
ALL items must be intact and undamaged (except for defects in manufacturing). 
For more circumstances, please refer to more information.

If you need return, please check twice to confirm the item is not work and contact our customer service representative, let us know the detailed problem and send us some pictures for confirmation. Then get a unique address for return.

We can't receive the packages if buyer return by yourselves according to the address on shipping package. We won't solve such case and buyer should responsible for the consequences. 

We ONLY accept the return for original package. Please make sure the item have NO man-made sabotage.

Contact us

We try our best to reply to your emails as soon as possible, however, due to high volume of daily incoming emails and time zone 

difference, we may not be able to reply your emails immediately.

Please allow 1-2 business days for us to response. 

Please give us the opportunity to resolve any problem. We understand the concerns and frustrations you might have, and will try our best to resolve the issues.

We care about our valued customers, and will always try to help you. So if you have any problems, please e-mail us immediately.