Welcome to Select Items Norisuke! I am a seller from Japan. I ship authentic products from Japan. Please enjoy shopping with peace of mind! You will find popular and useful items in Japan! If you have any questions about our products, please feel free to contact us. Thank you very much. Avail ■Specifications (Materials) Spool part: Extra super duralumin (colored by alumite processing) Shaft part: extra super duralumin (hard anodized) (Main size) MicrocastSpool 22ALD22R (groove depth 2.2mm) Installed bearing size MicrocastSpool 22ALD22R: 8 x 4 x 3 Genuine bearing size: 8 x 3 x 2.5 *Please pay attention to the size when replacing the bearing. (Compatible reels) 22 Aldebaran BFS HG LEFT 22 Aldebaran BFS XG LEFT 22 Aldebaran BFS HG RIGHT 22 Aldebaran BFS XG RIGHT ■About weight Spool/weight/weight ratio MicrocastSpool 22ALD22R/4.7g/70% 22 Aldebaran genuine spool/6.7g/- -The weight may vary depending on the production lot. -The weight of both the genuine spool and our spool includes ball bearings. ■Line capacity Spool/4Lb/6Lb MicrocastSpool 22ALD22R/57m/38m Mountain Measured using fluorocarbon line (Fluoro Value Star) from Toyotegus Co., Ltd.