・It is a very long-selling product with a history of nearly 50 years since its debut. It may be the original seat post-mounted carrier. 
・We are not sure how many times it has been improved, but the main body is now made of solid 7mm stainless steel except for the aluminum clamp part, and shim tape is included to increase the installation strength.
・The new VIVA is handmade one by one at a factory in Sumida-ku, east of Tokyo's Taito-ku, where Tokyo San-Esu's head office is located. 
・It can be removed from any pillar size without removing the pillar from the bike.
・Made of solid 7mm diameter stainless steel rod.
・Supports drooping saddlebags.
・Parts for fixing to the seat post are aluminum
・Color: Stainless steel ground
・Pillar adaptable size: 25.4-31.8mm Please be careful when installing on lightweight aluminum seat post and carbon post.
・Round pillars are compatible; D-shaped pillars and aero pillars are not compatible.
・Weight: 353g(*Catalog value)
・Load capacity: 5kg (approx.)