How to add BMS (no spot-weld Vruzend DIY 18650 battery kit)

Get your own battery building kit Get my book - DIY Lithium Batteries: Or my other book - The Ultimate DIY Ebike Guide: Need LG MJ1 18650 cells (3500 mAh) in the USA? The parts that I use for building batteries: 18650 cells (Sanyo GA 3500mAh): 18650 cells (another Sanyo GA 3500mAh source): 18650 cells (Samsung 26F 2600mAh): 18650 cells (Panasonic 18650B 3400mAh): 18650 cells (Another Panasonic 18650B): 18650 positive insulating washer: Ebike battery cases: Nickel strip: Spot welder: BMSs: Silicone wire: Large heat shrink tubing: Small heat shrink tubing: