The Schaefer 7 Series Block with Becket and Universal Head (704-15) is strong, smooth and reliable. It's perfect for medium sized cruising and racing yachts and in combination with larger series blocks on bigger yachts.
- Hard-coat anodized aluminum cheeks reinforced with stainless steel v-straps
- 3-Way swivel head can be set to swivel 360° or can be locked into place with a set screw
- Universal stainless steel head post works with the 7 Series Universal Adapters allowing the block to be adapted to many different applications (sold separately)
- Smooth UV resistant, Delrin™ sheave
- High strength to weight ratio
- Metal cheeks are more UV resistant and can take more use and abuse then plastic blocks
- Typical boat size: mainsheet systems, halyard leads, genoa leads: 28' - 34', control lines: 36' - 45'
- Maximum line size: 1/2" (13 mm)
- Safe working load: 2250 lbs. (1020 kg)
- Dimensions: 6-9/32" (160 mm) L x 2-1/2" (64 mm) W x 1-3/32" (28 mm) T
- Sheave diameter: 2 3/8" (60 mm)
- Weight: 9.0 oz. (255 g)