Unusual handmade vintage chunky wooden shelf brackets. Listing is for a pair. 
These look to have been made from antique bobbins. 
Some signs of wear and would benefit from a gentle clean with wood oil soap. 
Please see photos for more details. 
Dimensions (per bracket)
Length/height: 195mm (7 5/8”)
Width: 125mm (5”)
Weight (each): 540g