Schaefer - Single Block/ Universal Head/ Becket Cat. No. SCH50415 Weight 0.5 lbs	$86.00
Schaefer - Single Block/ Universal Head/ Becket  #504-15 Single Aluminum Block with Becket.     * White Delrin Sheave.     * Integrated Becket is removable for eye splices. Dimensions: Imperial & Metric Length: 5 17/32" 140 mm Width: 2 1/8"  54 mm Overall Thickness: 15/16" 24 mm Weight: 5.7 oz. 162 g.