4" MastGate Dwyer DM5

Select Color before ordering.   Black provides better UV protection.  Strong durable nylon dyed to your color selection.  Single piece  MastGate insert, pops into place to bridge a 4inch long feed slot.Includes optional use,  1/16" drill guide for a 6-32 x 3/16" stainless set screw.  If you drill a shallow hole into back web of mast, the set screw will act as a lock pin to prevent sliding of insert when under heavy pressure.  For install help or  alterations in length, contact Tom Luque at  info@MastGates.comSign up for free extended warranty coverage.

Optional Install  to prevent sliding under heavy reefing pressure.:
Gate includes a 1/16" drill guide hole for marking the location on the back web of feed slot to drill a shallow 1/8" pocket for a set-screw to set into.   Use a 1/16" allen wrench to seat a 6-32 x 3/16" stainless set screw in the bottom of the plastic gate, the tip of the screw will act as a positioning lock pin to prevent sliding of the insert when under heavy reefing pressure.