Descriptions
FSA 57 20K
FSA 57 SET w/ AK 20 Battery and AL 101 Charger Weight w/o Battery: 2.7 kg (5.95 lbs.) Weight w/ recommended AK 10: 2.7 kg (5.95 lbs) Run Time w/ recommended AK 10: 72 (wh) Up to 25 minutes Cutting Width: 280 mm (11") Accessory Compatibility: AutoCutĀ® 2-2 (for serial numbers starting with 9) (4008 710 2103) Replacement pre wound spool for AutoCut 2-2 (for serial numbers starting with 9) (4008 710 4302)Ā® 3 Pack of pre-wound spools AutoCutĀ® C3-2 (for serial numbers starting with 5) (4009 710 4306) Replacement pre wound spool for AutoCutĀ® C3-2 (for serial numbers starting with 5 (4009 710 4305) STIHL PolyCutā¢ 3-2 (for serial numbers starting with 5) (4009 710 2104) PLEASE NOTE: All FSA 57s with a serial number starting with "9", will use AutoCutĀ® 2-2 heads. All FSA 57's with serial numbers starting with "5" will use AutoCutĀ® C3-2 heads. THEY CAN NOT INTERCHANGE. Recommended Battery: AK 10 Recommended Charger: AL 101
AK 20 Battery
The redesigned AK 20 battery features increased performance over the previous model and runs at full power over the entire battery run time. Easy-to-read LED display lights indicate battery charge. Compact and lightweight, this battery provides optimal power and performance for your AK System tools with minimal loss of charge during storage. Ideal for select AK System tools, the AK 20 battery provides optimal run times for the MSA 120 C-B, FSA 60 R, HLA 56, HTA 50, BGA 57, and SHA 56.
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