“One set” in the model No. above indicates a combination of four rails and two cages.Brand: THK Item No.: VR2-150×26Z Condition: New. More than 1000pcs are available in stock. If you want to confirm the specific item, please contact us for photos. Below items are available with large inventory: SSR15XTB, SSR20XTB, SSR25XTB. Below series are also available. HSR, SHS, SHW, SRS, SCR, SVR/SVS, SPR/SPS, SRG, SRN, SRW, SR, NR/NRS, HRW, RSR/RSR-W, HR, GSR, GSR-R, CSR, MX, JR, HCR, HMG, NSR-TBC, HSR-M1, SR-M1, RSR-M1, HSR-M2 Accutual Shipping charge is according to your location. The listed is an reference. We can ship according to your requirement. DHL, TNT, UPS, Fedex, EMS all is available. Well get back to you within 48 working hours for you question.