You can integrate freely and left a message for me. Gears, Module 0.5, gap 2.8mm 1. 32T modulus 0.5 gear 32 Thickness 1.8mm, hole 2.8mm, Long 5.8mm. Package:100PCS*32T Payment: We accept alipay here . All important mastercards are permitted through safe price processor ESCROW. Warranty and Guarantee: yr Warranty. Buy with confidence! If you aren't satisfied when you acquire your item, please return it within 14 days for a replacement or cash back. Please touch me earlier than you return it. If item is flawed in 3 months, We will send you a replacement with out extra charger, or provide refund once we acquire the defective item. If merchandise is flawed after three months, you possibly can still send it back to us. We will send you a new one after receiving the faulty item. But you will need to pay the additional shipping fee. Other Policies: We aren't responsible for any custom obligation or import tax. We will leave POSITIVE FEEDBACK after receiving the payment. Please touch us while you are now not satisfied with the article after receive it. All emails could be spoke back within 1 business day. If you do not acquire our reply, please kindly re-sent your email and we are able to respond to you as quickly as possible. Serious Buyer Only! Please place bid provided that you settle with all of the terms.