Home » DIY Speaker Cabinet Parts » Speaker Cabinet Corners 1 of 2 Penn Elcom Chevron CornerPrice: USD $0.80 Quantity DescriptionRelated Items Penn Elcom Chevron corners Tougher plastic, more flexible, thicker It is far superior to the other plastic corners we have tried. Use a 1/2 radius round over router bit for the best fit Interlock nicely for stacking cabs Measured Drawing 1/2 x6 Cabinet ScrewPrice: USD $0.07 Product ReviewsNo Reviews For This Product.