篩選尺寸
KL-508
內徑 (mm): 400 x 400 x 200, 厚 (mm): 0.6
KL-511
內徑 (mm): 340 x 400 x 185, 厚 (mm): 0.6
KL-512
內徑 (mm): 270 x 390 x 185, 厚 (mm): 0.6