4*10 18650 battery holder ( integrated, not stitching) Used for 4P10S 36V 10ah li-ion battery Pack electric bike battery bracket
Amazon.com: 3S 18650 Battery Holder Case Box for 3X 18650 12V Li-Ion with 6" Wire Leads by Envistia Mall : Electronics
Amazon.com: Adeept 2PCS 2Slots Battery Holder with Wire and 2.54mm JST Connector and Plug for 18650 Battery 4 Cell Case, Batteries Connected in Series 7.4V, Solderless Battery Storage Box Holder for DIY
18650 x 2 battery holder with cover and On/Off Switch With DC jack - Robotools
Amazon.com: 18650 Battery Case Holder, 4 Pcs 2 Slots x 3.7V DIY Battery Storage Box, in Parallel Black Plastic Batteries Case for 2 x 18650 Ltvystore : Electronics