[For SHIMANO] Spool Shaft 1BB Bearing Upgrade
(Required Parts)
- Spool Shaft BB x1 (SHG-1170ZZ or HRCB-1170ZHi or SHG-1680HH)
- Spool Shaft Wrench x1
*The bearing size differs depending on the reel size.

Replacing the plastic ring on the spool shaft with a bearing reduces spool wobble while the drag is working and also improves rotation performance.

| Compatible Models
[M Size]
- 24 VANFORD
(C2000S, C2000SHG, C2500S, C2500SXG, 2500S, 2500SHG, C3000HG, C3000XG, C3000SDH, 3000MHG)
- 20 VANFORD
(C2000S, C2000SHG, C2500SHG, 2500S, 2500SHG, C3000, C3000SDH, C3000HG, C3000XG, 3000MHG)
- 23 STRADIC
(C2000S, C2000SHG, C2500S, C2500SXG, 2500S, 2500SHG, C3000, C3000HG, C3000XG, 3000MHG)
- 19 STRADIC
(1000S, C2000S, C2000SHG, 2500S, 2500SHG, C3000, C3000HG, C3000XG, 3000MHG)
- 16 STRADIC CI4+
(C2000S, C2000HGS, C2500S, C2500HGS, 2500S, 2500HGS, 2500HGSDH, C3000, C3000HG, C3000HGM, 3000XGM)
- 15 STRADIC
(1000S, C2000HGS, 2500S, 2500HGS, C3000, C3000HG, C3000HGM, 3000XGM)
- 12 RARENIUM CI4+
(1000S, C2000S, C2000HGS, 2500, 2500S, C3000, C3000HG)
- 11 BIOMASTER
(1000S, C2000S, C2000HGS, 2000S, 2500, 2500S, C3000, C3000SDH, C3000HG)
- 12 EXSENCE BB
(C3000HGM)
- 11 EXSENCE BB
(C3000M)
- 12 COMPLEX BB
(2500HGS F4, 2500HGS F6, 2500S F4, 2500S F6)
[L Size]
- 24 VANFORD
(4000XG, 4000MHG, C5000XG)
- 20 VANFORD
(4000, 4000MHG, 4000XG, C5000XG)
- 23 STRADIC
(4000, 4000MHG, 4000XG, C5000XG)
- 19 STRADIC
(4000, 4000MHG, 4000XG, C5000XG)
- 16 STRADIC CI4+
(4000XGM)
- 15 STRADIC
(4000, 4000HGM, 4000XGM)
- 24 STRADIC SW
(4000HG, 4000XG)
- 20 STRADIC SW
(4000HG, 4000XG)
- 18 STRADIC SW
(4000HG, 4000XG, 5000XG, 5000PG)
- 12 RARENIUM CI4+
(4000XG)
- 11 BIOMASTER
(4000, 4000HG, C5000)
- 13 BIOMASTER SW
(4000XG, 4000HG, 5000XG, 5000PG)
- 12 EXSENCE BB
(4000HGS)
- 11 EXSENCE BB
(4000S)