Price is for 10 transitions, These low profile corners are approximately 4 1/8" from center to end. I installed guide tabs for easier installation! Again, purchase price is for 10 corners . You can have any Combo of inside or outside corners TOTALING 10! These are made to transition up to 4 5/8" molding perfectly! Specifications are also in listing photos! This is a lowball price for someone looking for a bargain! These have been made from PFJ PINE. these have also been primed with Zinsser 123 stain blocker and painted two coats with Benjamin Moore super white semi-gloss paint! I can also fabricate and size or quantity order you may need! Contact me and I will create a listing for you!