5pcs 3mm to 3mm Inner Dia Rotatable Universal Steering Shaft U Joint Coupler L13XD7 Stem Swivel Casters Be sure to wire according

Be sure to wire according to the wire identification

Receiving Distance: 8-12m/26-39feet

Mounting Size:28 x 22mm (L*W)

fire and smoke seal

Mainly used for water heater

5pcs 3mm to 3mm Inner Dia Rotatable Universal Steering Shaft U Joint Coupler L13XD7 Stem Swivel Casters Be sure to wire accordingProvides torquae transmision and alignment. Cost effective coupling design. Stainless steel is good in corrosive environments. Specifications: Product Name: Universal Joint Size: 13mm x 7mm 0. 51in x 0. 28in (L*D) Bore Diameter: 3mm to 3mm(0. 12in to 0. 12in) Material: Stainless Steel Net Weight: 15g Thread Size: M2 Main Color: Gold Tone Package Content: 5 x Universal Joint