Holt Allen's Low-Profile 38mm (1 1/2 in.) Sheave Box is pressure die cast and available with either plain bearing Acetal resin or high-load stainless steel ball bearing sheaves. The flanges on the HA150 are rope-friendly. Holt Allen's unique hook-in cage is designed and engineered forﾠhigh loads on high-performance rigs.
The low-profile box fits in a 38mm (1 1/2 in.) x 10mm (13/32 in.) slot and includes sheave with a 6mm (1/4 in.) width and 25mm (1 in.) diameter.