Precisions threads match perfectly with MX1 Stainless Steel Spokes (sold separately) Must use with MX1 Stainless Steel Spokes (see related products) Sets include 36 nipples - enough for modern dirt bikes CNC machined 7075-T7351 aircraft quality aluminum Polished, then anodized for a perfect finish. NIPPLE SET MX1 9 GA TI-GY