Invisible Fence Brand R21 R22 R51 Replacement Nylon Collar 3/4" 2 Hole 1 5/6

•   These collars are 3/4" Wide and up to 31" Long and are compatible with the Invisible Fence R21, R51, R22 Fence Nylon Replacement Collars for size XS thru L. 

They do not fit the Microlite Invisible Fence Brand Receiver. Hole spacing is 1 5/8" model receiver.. We have other listings for the 1. 25" model.

•   This classic single-adjustment collar is heavy duty and durable.

•    Available colors:  Red, Navy, Black, Blue, Green, Pink, Purple, Orange, and Teal

Colors go fast; please indicate a 2nd color choice..

•   Size Chart Below For Easy Ordering

•   XXS - 6" - 9"

•   XS - 8" - 11"

•   S - 10.5" - 13.5"

•   M - 13" - 17.5"

•   L - 17" - 23..5"

•   XL - 23" - 31"

Please Note: This is a durable replacement collar; you do not get a receiver!  

Leather Brothers® is a well-respected company who has manufactured top quality nylon collars and leads since 1976. They are one of the largest worldwide manufacturers of collars to fit all Invisible Fence Brand R21, R22 or R51. The holes are pre-drilled to match up to your receiver perfectly..