Features 1、The D‑profile provides a flat surface for set screws to contact while leaving the outer profile untouched. 2、Even after heavy usage, it will slide through bearings and mating components with ease. 3、Using high‑quality stainless steel materials, strong and durable, has a long service life 4、Many drive components have a matching D‑bore so there’s no chance of the shaft spinning inner side. 5、Small size, easy to carry and store, convenient to use and with good performance Specification Condition: 100% Brand New Item Type: D‑Shaft Material: Stainless Steel 6mm D-Shaft is the first choice for goBILDA. The D-profile provides a flat surface for set screws to contact while leaving the outer profile untouched. So even after heavy usage, it will slide through bearings and mating components with ease. Many drive components we offer have a matching D-bore so there’s no chance of the shaft spinning inner side. Single Size: Approx. 16 x 0.6cm / 6.3 x 0.2in Single Weight: Approx. Weight: 33.8 g / 1.2 oz(approx.) Quantity: 5pcs Fitment: Fit for gobilda/TETRIX/FTC/FRC/FIRST/WRO Package List 5 x D‑Shaft