Ronstan Series 50 BB Double Utility Block - Swivel Shackle Head (Non-locking) Rope Size:12 mm This low-profile design fits easily

This low-profile design fits easily over your clothes or weather gear

- Mounting bracket kit

and automatically turns Gas OFF and activates audio and visual alarm if gas is detected at 10% Lower Explosion Limit (LEL)

Use T0031 in Awlgrip Topcoats

Ronstan Series 50 BB Double Utility Block - Swivel Shackle Head (Non-locking) Rope Size:12 mm This low-profile design fits easilyRonstan Series 50 Ball Bearing Double Utility Block, Swivel Shackle Head (Non locking) RF50200 Low friction, 2 stage ball bearing system High static and dynamic load capacity Lightweight Cheek cut outs for easy bearing maintenance Slotted pin shackle eliminates fouled lines Applications Mainsheet Spinnaker sheets Halyards and other primary applications on boats up to 10 m (33 ft) Materials Acetal ball bearings UV stabilised Acetal sheave Grade 316