Knightsbridge back boxes on sale at Screwfix

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All prices are checked daily, popular products are checked every 15 minutes

Sizes

Screwfix sell a broad range of back boxes. 35mm is the most popular option but Screwfix also sell 47mm, 25mm, 16mm, 44mm, 17mm, 45mm and 34mm

Be sure to check out the Star buys these products have the lowest prices when compared to all the stores we've checked them against.