1. Material: metal2. Model: 86 type, 118 type3. Preferred high carbon steel, extremely high strength, not easy to corrode, good firmness4. Hard nail head, firmly fixed, so that the fixer is strongly fixed to avoid loosening5. Length adjustable, wide range of applications, according to different concealed boxes to adjust the height of the appropriate6. Adjustable length range: 86 type about 6.3-8.2cm, 118 type about 5-6cm7. Packing list: fixing pole x 10, screws x 10, wrench x 1Installation steps:1. Fix the screws on the restorer (as a handrail)2. Adjust the height of the upper and lower screws into the bottom box3. Tighten the screws at both ends with a wrench (the wrench needs to be screwed out)4. Remove the fixing screws5. Fix the two fixing screws on the assembly layer6. Close the top cover to complete the repairSpecification: Package Weight One Package Weight 0.30kgs / 0.67lb One Package Size 15cm * 10cm * 2cm / 5.91inch * 3.94inch * 0.79inch Qty per Carton 320 Carton Weight 97.10kgs / 214.07lb Carton Size 50cm * 32cm * 32cm / 19.69inch * 12.6inch * 12.6inch Loading Container 20GP: 520 cartons * 320 pcs = 166400 pcs 40HQ: 1209 cartons * 320 pcs = 386880 pcs