Bill Of Materials

BOM

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Filament


Material	kg
PLA / PETG	3-4
ABS	0.5

Stepper Motors


#	Length (mm)	Holding Torque (N.cm)	Etc	Location	Shops
1	40	40		Articulation 1	Stepper Online, AliExpress
3	34	121.2	5:1 mechanical reduction	Articulation 2 & 3	Stepper Online, AliExpress
3	34	26		Articulation 4 & 5 & 6	Stepper Online, AliExpress

Servomotors


#	Type	Shops
1	MG995	Aliexpress

GT2 Belts


#	Type	Length (mm)	Width (mm)	Shops
2	GT2 Closed Belt	208 (104 teeth)	6	AliExpress
1	GT2 Open Belt	1000	6	AliExpress

GT2 Pulleys


#	Type	Number of teeth	Bore (mm)	Shops
3	GT2 Pulley	20	5	AliExpress
2	GT2 Pulley	40	5	AliExpress

Bearings


#	Type	Shops
1	16014zz	AliExpress
11	625ZZ	AliExpress
2	MF84ZZ	AliExpress
30-40	Plastic or metal balls 6mm	AliExpress

Shafts


#	Length (mm)	Diameter (mm)	Shops
2	14	4	AliExpress
1	14.5	5	AliExpress
1	32	5	AliExpress
1	102	5	AliExpress
1	128	5	AliExpress

Screws


#	Size	Length(mm)
2	M2	4
3	M2	6
2	M2	10
4	M3	6
60	M3	8
4	M3	10
35	M3	12
2	M3	14
37	M3	16
12	M3	20
16	M3	25
8	M3	30
15	M3	40
8	M3	46
4	M4	20
1	M5	16

Nuts


#	Size
4	M2
155	M3
4	M4
1	M5

Electronics


#	Part	Description	Shops
1	Arduino Mega		Arduino, AliExpress (clone)
1	Micro Endstop		AliExpress
4	Fan	12V 50x50x10mm (2 wires)	AliExpress
7	Fan	12V 40x40x10mm (2 wires)	AliExpress
4	Optical Endstop		AliExpress
1	DC Jack		AliExpress
1	On/Off Button	16mm	AliExpress
1	Reset Button	16mm	AliExpress

Control PCB Components


#	Part	PCB Reference	Description	Shops
1	PCB			PCBWay
8	A4988 Stepper Motor Driver			AliExpress
8	100uF Capacitor	C1, C2, C3, C4, C5, C6, C7, C8	16V SMD	AliExpress
8	100kΩ Resistor	R9, R10, R11, R12, R13, R14, R15, R16	SMD 1206	AliExpress
8	10kΩ Resistor	R1, R2, R3, R4, R5, R6, R7, R8	SMD 1206	AliExpress
3	620Ω Resistor	RLED1, RLED2, RLED3	SMD 1206	AliExpress
3	LED	DLED1, DLED2, DLED3	SMD 1206	AliExpress
1	1N4004 Diode	D1	THT	AliExpress
1	MF-R700 Fuse	F1	THT	AliExpress
169	Male Pins	PM, PS, PT, PA, PDIG	THT	AliExpress
2	PCB Terminal Block	POWERPIN1, SW1	1x2 THT	AliExpress
128	Female Pins	U1, U2, U3, U4, U5, U6, U7, U8	THT	AliExpress
24	Jumpers			AliExpress

Other Components


#	Part	Description	Shops
6	M3 Heat Insert	OD 4.2mm, Lenght 3mm	AliExpress
12	Magnet	8mm x 1mm	AliExpress