Supply drawer slide as follows: Type:FGV RGV Ballbearing drawer slide Thickness(FGV RGV drawer slide):from 0.8-1.3mm Width(Ballbearing drawer slide):17mm 27mm 35mm 45mm Length:from 10"(25cm) to 24"(60cm) Color:at your option Packing:25sets/CTN (FGV / RGV) 15sets/CTN (Ball bearing slide) Brand:RLB