This is a generic, equivalent one, 100% compatible! 18V 4000mAh replacement/equivalent Rechargeable Li-ion battery is 100% compatible with Snap on CTB6187 CTB6185 CTB4187 CTB4185, Brand new, one year warranty!

Replaces the following Snap on battery part numbers:
CTB6187 CTB6185 CTB4187 CTB4185

Compatible with Snap on Power Tools models:
For Snap on CT6850 CT6855 Series Impacts Wrench
For Snap on CT6850DB Impacts Wrench
For Snap on CTA6855 Series Impacts Wrench
For Snap on CDR6850DB Series Drills
For Snap on CDR6850 CDR6855 Series Drills
For Snap on CDRA6855 Series Drills
For Snap on CDRE6855 Series Drills
For Snap on CDRU6855 Series Drills
For Snap on CDRK6855 Series Drills
For Snap on CDRJ6855 Series Drills
For Snap on CTRS6855 CTRS6850 CTRS6850DB Seires Cordless Reciprocating Saw
For Snap on CAG6850DBKIT 18V Cordless Adhesive Gun Series
For Snap on CTLED4918HO Rechargeable LED Flashlight Series
For Snap on CTL4918 Rechargeable Xenon Flashlight Series
For Snap On CDR4850A 18V Cordless Drill Series
For Snap On CT4850HO 1 2” 18 Volt Cordless Impact Wrench Series
For Snap On CTC620 CTCFA620 CTFU620 CTCFK620 CTCFE620 CTCJ620 CTC628 Dual Chemistry Charger Series

Noted: This battery is not suitable for CTC420 CTCF420 CTCF620 series chargers.

Specifications:
◆ Product type: generic/equivalent
◆ Condition: brand new, 1 year warranty!
◆ Voltage: 18V
◆ Capacity: 4000mAh
◆ Battery Composition: Li-ion
◆ Intelligent program protection prevents from over charge