Cast Flange Hub with Cylindrical Hub Adapter and External Longitudinal Ribs

Cylindrical hub adapter supporting repeatable batches under your release-controlled production. For this run, we treat major diameter, core tolerance band, and material/finish as separate control points tied to your cylindrical hub adapter. From a dimensioned print for first-article checks, we confirm those controls and keep them locked tightly to your release. Ningbo Fenghua Chunhu Hongfu Industry and Trade holds ISO 9001 and supports casting and machining through our machining shop. Those checkpoints stay fixed across all repeated production batches. The plant occupies in the region of 4,000 m². The plant works across bicycle, fasteners, and furniture sectors. Cost reflects material group choice, surface treatment, and the fully confirmed controls across your agreed batch quantity.