The Shimano 21 Nasci 2500HG is a versatile fishing reel, offering ambidextrous use and a weight of 240 grams. It boasts a gear ratio of 6.2:1, a maximum drag of 9.0kg, and a line retrieve/crank of 91cm. This reel also features ball/roller bearings and various line capacity options, including mono (lb-m, mm-m) and braided (PE#-m).