Microcast Spool AMB1520R Material: Spool part: Super duralumin (colored by anodizing) Shaft part: Super duralumin (hard anodizing) Spool Weight: Microcast Spool AMB1520R: 5.2g Original Spool 1500C (15.8g) - Line Capacity: 6LB φ0.205mm 40m, 8LB φ0.235mm 35m Microcast Brake AMB1520 Exclusively for Microcast Spool 1520R/2520R/3520R Brake body, spacer Set of 4 magnets These are parts to convert ABU Ambassadeur 1500C/2500C/3500C series to magnetic brake specifications. This product is a dedicated brake for Avail spools. Brake adjustment is done by the number of magnets. Please use it to reduce backlash when casting lightweight lures. Although it is new and unused, it was purchased 2-3 years ago.