The new version is lighter. Ideal for rain protection and avoiding the summer heat. This product is perfect for ishigai fishing, surf fishing, and leisure activities. All stainless steel (except the knob). Inner diameter 29.5mm, plate thickness 1.1mm, total length approximately 225mm. The length allows for a secure hold on the parasol shaft. This is a set of a 14mm piton shaft and a parasol stand. Only the item in the second photo is included. The piton supports up to 15mm. Parasol not included. The parasol used in the photo has a diameter of 25mm. This product has been polished to a shiny finish. However, due to being handmade, there may be slight distortions or bends due to welding. Please understand and accept the handmade nature of the product, including any manufacturing scratches, before purchasing. Also, the color of the knob may vary depending on stock availability. This item is also listed on other sites, and will be removed from this listing if purchased there. Thank you. Please feel free to ask any questions in the comments.