Types of BB Batteries

Handy Reference Chart:

OEM batteries by series
71XX – Dark blue (C-S2) – 1000mAh

81XX – Gold/yellow (C-M2) – 1400mAh

83XX – Dark blue (C-S2) – 1000mAh

87XX – Dark Blue (C-S2) – 1000mAh

88XX – Green (lime) (C-X2) – 900mAh

Black Aluminum Rotary Control Potentiometer Knob 25mm x 15mm picture
Black Aluminum Rotary Control Potentiometer Knob 25mm x 15mm
$2.91 Black Resistance 10K LA42DWQ-22 Rotary Potentiometer 22mm Inverter Converter picture
Black Resistance 10K LA42DWQ-22 Rotary Potentiometer 22mm Inverter Converter
$3.79 20 Pcs 6mm Shaft Hole Dia Knurled Grip Potentiometer Pot Knobs Caps color-random picture
20 Pcs 6mm Shaft Hole Dia Knurled Grip Potentiometer Pot Knobs Caps color-random
$1.16 B50K 50K Ohm Dual Linear Taper Volume Control Switches Potentiometer Switch SP picture
B50K 50K Ohm Dual Linear Taper Volume Control Switches Potentiometer Switch SP
$0.99