The Freeman PFNRB flooring nailer roller base is an essential accessory when installing Tongue and Groove hardwood flooring from 5/16" To 3/4". You will be able to put in flooring faster and easier than ever before when using this durable and lightweight rolling base. This convenient attachment is compatible with Freeman and NuMax flooring nailers containing four bolts in the foot plate – such as PFL618C, PFL618BR, P50LSLW, PF1618GLCN, PDX50Q, PF20LM, Sfl618, and S50LSDH. The no mar design delivers increased protection to both finished and unfinished flooring surfaces, while the non-slip wheels and self-adjusting rollers provide control and accuracy of fastener placement. High quality professional results are ensured for DIYers taking on home improvement and repair projects as well as construction contractors at the job site. The flooring nailer roller base will significantly increase productivity and reduce fatigue, and will pay for itself many times over by saving time, effort, and money.