If you're in Japan, you can get, https://archisite.co.jp/products/archiss/quattro/tkl-jp/ https://archisite.co.jp/products/archiss/quattro/tkl-jp/ , for ~ 150

If you're in Japan, you can get, https://archisite.co.jp/products/archiss/quattro/tkl-jp/ https://archisite.co.jp/products/archiss/quattro/tkl-jp/ , for ~ 15000 円 ＝ $100.