Crafter Blue Curved End Rubber Strap for Marinemaster MM300 (CB03)

The Crafter Blue CB03 curved end rubber strap is originally engineered for Seiko MM300 MarineMaster SBDX001, SBDX003, SBDX005, SBDX017, SBDX021 (SLA019J1) and SBDX023 (SLA021J1) etc.

The rubber band is made of pure vulcanized rubber which has superior strength and is more resistant than natural rubber to oils and acids.

The material has also met the RoHS requirements and rarely causes severe allergic reactions.

It also includes a pair of replacement spring bars for easy installation as well as rubber strap keepers and serialised Crafter Blue International Guarantee Certificate

Specifications:

Lug width: 20mm
Buckle size: 18mm
Buckle type: Design to fit 18mm Seiko MM300 original stainless-steel clasp, no buckle included
Wrist size 5 inches to 8 inches / 127 mm to 203 mm
Overall Length: 90mm + 55mm
Thickness: Approx. 4.5mm - 3.5mm
Design to fit : Seiko SBDX001, SBDX003, SBDX005, SBDX017, SLA019J1 and SLA021J1 etc
Lug end style: Curved End
Designed to be paired with 18mm Seiko MM300 Original Stainless Steel Clasp