Model No. JO-CSBBQ0021) Steel grade: 09CuPCrNi-A, Q355GNH, SPA-H, S355J0WP/J2WP, A588 GrA B, A242, A606, CORTEN A B, etc.2) Size: customized,S: Cone-Ø85 x 26cm Base-135cm L x 43cm D x 75cm H
1. HP-E005 26 inch city electric bike with Rohs certificate sells well in US2. Motor: 500W hub motor (bafang brand)3. 48V 13AH lithium battery (both Chinese cells and Samsung cells are available)