■Combination of Under parts & Stud *Regular prong 【Basic pinch】2.50mm【Max attached height】2.85mm【Holding strength】over 9.20kg *Long prong 【Basic pinch】2.80mm【Max attached height】3.20mm【Holding strength】over 9.20kg ■Combination of Under parts & Post 【Basic pinch】1.30mm【Max attached height】2.20mm【Holding strength】over 9.20kg