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samwichse · 11-16-2016, 01:34 PM

20KG Metal Gear High Torque Wide Angle Digital Waterproof Servo for RC Robot PZ | eBay

Claims 20kg force on a 1cm arm. Derate by 50% and double the arm length and you're still looking at 5kg, that should be enough, right?

Waterproof, all metal geartrain, works on 5v. $14.89 + $8 shipping

Also:
Towerpro MG958 55g 20KG High Torque Digital Metal Gear Servo | eBay

20kg, metal gear, not waterproof, $14.83, free shipping

Lots of pretty cheap options on ebay for servos nowadays.

11-16-2016, 01:34 PM	#16 (permalink)
samwichse Thalmaturge Join Date: Mar 2011 Location: The edge of nowhere Posts: 1,164 Spicy Italian - '13 Fiat 500 Abarth eBike - '94 Trek Mountain Track 820 CHONK - '18 Honda Clarity Thanks: 766 Thanked 643 Times in 429 Posts	20KG Metal Gear High Torque Wide Angle Digital Waterproof Servo for RC Robot PZ \| eBay Claims 20kg force on a 1cm arm. Derate by 50% and double the arm length and you're still looking at 5kg, that should be enough, right? Waterproof, all metal geartrain, works on 5v. $14.89 + $8 shipping Also: Towerpro MG958 55g 20KG High Torque Digital Metal Gear Servo \| eBay 20kg, metal gear, not waterproof, $14.83, free shipping Lots of pretty cheap options on ebay for servos nowadays.