SN4 National Frames Assembled with Unwired Foundation

Our SN4 National Frames are used in British National and WBC shallow super boxes and come in packs of 10, assembled with uwired foundation. The dimensions of the frames are:

  • Top bar- 17″ x 1″ (431mm x 22mm)
  • Side bar- 51/2” x 1 3/8” (140mm x 35mm)
  • Bottom bar- 14″ (356mm)

All our SN4 frames are 1st quality and contain no knots.

£33.35 inc. VAT