The product featured here is a connecting pulley, available in three variants: small wheels, big wheels, and V-shaped wheels. The small wheel bears a model MR105 marking, boasting a 5mm inner bore. Similarly, the large wheel and V-shaped wheel also carry 5mm inner bores but these are recognized by model 625. The package entails the delivery of a single wheel unit only.
Stainless Steel Straight Nozzle for 3D Printer
$4.99 – $8.49
MK8 3D Printer Brass Nozzle 1.75/0.3mm - Essential Accessory
$4.99
3D Printer Accessories: Engraving Machine V Wheel, Openbuilds Passive Wheel Palin Idler
$4.99 – $5.99