Amazon.co.jp: SEV Looper(ルーパー) type M 48サイズ ブルー,Amazon.com: ckpsms KUNPENG - # 121-76202+119-99802 1 Set,SEV LOOPER TYPE 3G JORGE LINARES MODEL – JL7 OFFICIAL SHOP,10PCS)Upper Looper 700-81127 for SINGER 2831K,2842K Sewing,Amazon.com: ckpsms KUNPENG - for Merrow - Upper Looper Part