Name?

 #1650

 #1980

 #2275

 #2670

 #2845

 #3150

 Specification?

(mm)

 0.55×16×1650

 0.55×16×1980

0.55×16×2275 

 0.55×16×2670

 0.55×16×2845

 0.55×16×3150

 Available models?

 HBS-250 

 HBS-250A

 HBS-250B

 HBS-250D

 HBS-330A

 HBS-330T

 HAS-350S

 HBS-350S

 HBS-350

 BS-S4

 HAS-400S

 HBS-400S

 HBS-400

 G16

 V16

 K16(S16)