Features 1100% brand new and high quality 2Upper lower Overlock looper are suitable for for 737/747 3As sewing machine parts, it is great replacement of the worn one 4Made of premium material for durability 5This Package contains upper looper and lower looper Specification Features: 100% brand new and high quality Upper lower Overlock looper are suitable for for 737/747 As sewing machine parts, it is great replacement of the worn one Made of premium material for durability This Package contains upper looper and lower looper Specification: Product model: KL25/LP26 Suitable model: for 737/747 Material: alloy Small upper looper :3*2*0.1cm/1.2*0.8*0in Large lower looper: 34.7*3*0.1cm/13.7*1.2*0in Weight: Approx.11g/0.4oz Package list: 1 x upper looper 1 x lower looper