High rise (automatic inflation type) replacement cylinder & automatic inflation spool set / Set Contents: Emergency manual lever fastening pin / spool, gas cylinder (volume 0.6 oz (18 g) each; Price value: ¥2000, Compatible life jacket TK? 2000 BS? 2030 BS? 2050 TK? 2002 BSJ? 5110 BSJ? 2310 (Late Model); Clasp Pin: Shape may vary depending on the date of manufacture. Comes with 2 types of types, so please check the shape before using.